Information about #ECF801 color

#ECF801 color image

Basic facts about this digital color

In the Register's classification, #ECF801 belongs to the Yellow Color Family, featuring Full Saturation and Light brightness. The mix behind it: rgb(236, 248, 1) — 92.5% red, 97.3% green, 0.4% blue; the print equivalent is CMYK 5 / 0 / 97 / 3. New to color codes? See our guide to RGB color codes.

The color #ECF801 reads as a pure, full-strength sunny yellow and feels open and friendly. Designers typically reach for tones like this for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is almost identical to Hot Lemon (#F2FF00). Its next-closest registered neighbors are Lemon Lime (#E3FF00) and Xanthic (#EEED09).

Technically, the mix leans on its green channel (rgb(236, 248, 1)), which gives #ECF801 its character. If you plan to put text on a #ECF801 background, choose black — the contrast ratio is 18.0:1 (passing WCAG AAA), while white manages only 1.2:1. No one has named #ECF801 so far. Register a name for it and it becomes a permanent record.

#ECF801 color variations

View this color variations of tints, shades, tones and hues.

#ECF801 color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme

Nearest named colors to #ECF801

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Hot Lemon color link
Hot Lemon

#F2FF00

Lemon Lime color link
Lemon Lime

#E3FF00

Xanthic color link
Xanthic

#EEED09

Sponge color link
Sponge

#FDFE03

Lemon color link
Lemon

#FFF700

Aureolin color link
Aureolin

#FDEE00

Yellow color link
Yellow

#FFFF00

Yellow Rose color link
Yellow Rose

#FFF000

Conversions between color systems and etc.

  • HEX#ECF801
  • RGB236, 248, 1
  • CMYK5, 0, 97, 3
  • CSSrgb(236, 248, 1)
  • HSL63°, 99%, 49%
  • HSL Precise62.915°, 99.197%, 48.824%
  • HSV63°, 100%, 97%
  • HSB63°, 100%, 97%
  • Normalized R (0.0–1.0)0.925
  • Normalized G (0.0–1.0)0.973
  • Normalized B (0.0–1.0)0.004
  • GLSLvec3(0.925, 0.973, 0.004)
  • GLSL with alphavec4(0.925, 0.973, 0.004, 1.000)
  • HLSL / Metalfloat3(0.925, 0.973, 0.004)
  • Percentage of Red in RGB92.5%
  • Percentage of Green in RGB97.3%
  • Percentage of Blue in RGB0.4%
  • Color FamilyYellow
  • Saturation FamilyFull Saturation
  • Lightness FamilyLight
  • HEX IDECF801
  • DECIMAL ID15529985
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01