#ECD866#ECD866

#ECD866 is a very light, vivid yellow. Relative luminance 0.679; OKLCH L 87.7% C 0.136 H 99.5°. Best body text is #000000 at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#ECD866
RGB	rgb(236, 216, 102)
HSL	hsl(51, 78%, 66%)
HSV	hsv(51, 57%, 93%)
CMYK	cmyk(0%, 8.5%, 56.8%, 7.5%)
CIE-LAB	lab(85.96, -6.90, 57.67)
CIE-LCH	lch(85.96, 58.08, 96.83°)
OKLab	oklab(87.66% -0.0224 0.134)
OKLCH	oklch(87.66% 0.136 99.5)
XYZ	xyz(61.5485, 67.9064, 22.4330)
Luminance	0.6790 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECD866 #667AEC

analogous

#EC9566 #ECD866 #BDEC66

triadic

#ECD866 #66ECD8 #D866EC

tetradic

#ECD866 #66EC95 #667AEC #EC66BD

square

#ECD866 #66EC95 #667AEC #EC66BD

split-complementary

#ECD866 #66BDEC #9566EC

monochromatic

#C0A718 #E5CA30 #ECD866 #F3E69C #FAF4D3

Accessibility & contrast

On white

1.44

#ECD866 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.58

#ECD866 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECD866

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECD866	#FFFFFF	#000000	##000000
##ECD866	1.00	1.44	14.58	14.58
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.58	21.00	1.00	1.00
##000000	14.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD35B

Deuteranopia (green-blind)

#F0DA6B

Tritanopia (blue-blind)

#FCCABF

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #ecd866;
/* rgb */ color: rgb(236, 216, 102);
/* oklch */ color: oklch(87.7% 0.136 99.5);

Tailwind

colors: {
  custom: {
    50: '#f5e395',
    500: '#ecd866',
    950: '#000000',
  },
}

SCSS

$custom: #ecd866;
$custom-light: #f5e395;
$custom-dark: #000000;

JSON

{
  "hex": "#ecd866",
  "rgb": {
    "r": 236,
    "g": 216,
    "b": 102
  },
  "hsl": {
    "h": 51.045,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.87661,
    "c": 0.13586,
    "h": 99.5
  },
  "luminance": 0.67904
}

Semantic roles & 50–950 ramp

primary

#ECD866

secondary

#384CBE

accent

#2ADA0B

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#17150D

muted

#85847F

Preview Lab

Preview with #ECD866

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →