#ECF679#ECF679

#ECF679 is a very light, vivid yellow. Relative luminance 0.851; OKLCH L 94.1% C 0.149 H 113.0°. Best body text is #000000 at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#ECF679
RGB	rgb(236, 246, 121)
HSL	hsl(65, 87%, 72%)
HSV	hsv(65, 51%, 96%)
CMYK	cmyk(4.1%, 0%, 50.8%, 3.5%)
CIE-LAB	lab(93.94, -20.19, 58.29)
CIE-LCH	lch(93.94, 61.69, 109.11°)
OKLab	oklab(94.07% -0.0583 0.1373)
OKLCH	oklch(94.07% 0.149 113)
XYZ	xyz(71.0004, 85.1261, 30.7762)
Luminance	0.8512 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF679 #8379F6

analogous

#F6C279 #ECF679 #AEF679

triadic

#ECF679 #79ECF6 #F679EC

tetradic

#ECF679 #79F6C2 #8379F6 #F679AE

square

#ECF679 #79F6C2 #8379F6 #F679AE

split-complementary

#ECF679 #79AEF6 #C279F6

monochromatic

#D4E50F #E4F240 #ECF679 #F4FAB2 #FBFDE2

Accessibility & contrast

On white

1.17

#ECF679 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.02

#ECF679 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF679

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF679	#FFFFFF	#000000	##000000
##ECF679	1.00	1.17	18.02	18.02
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.02	21.00	1.00	1.00
##000000	18.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC6D

Deuteranopia (green-blind)

#FFEF80

Tritanopia (blue-blind)

#F9EADA

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ecf679;
/* rgb */ color: rgb(236, 246, 121);
/* oklch */ color: oklch(94.1% 0.149 113.0);

Tailwind

colors: {
  custom: {
    50: '#f4f9a3',
    500: '#ecf679',
    950: '#000000',
  },
}

SCSS

$custom: #ecf679;
$custom-light: #f4f9a3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf679",
  "rgb": {
    "r": 236,
    "g": 246,
    "b": 121
  },
  "hsl": {
    "h": 64.8,
    "s": 87.413,
    "l": 71.961
  },
  "oklch": {
    "l": 0.94072,
    "c": 0.14915,
    "h": 113
  },
  "luminance": 0.85125
}

Semantic roles & 50–950 ramp

primary

#ECF679

secondary

#4D42D1

accent

#02E414

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF679

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

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