#EDF978#EDF978

#EDF978 is a very light, vivid yellow. Relative luminance 0.871; OKLCH L 94.8% C 0.153 H 113.7°. Best body text is #000000 at 18.42:1 contrast (WCAG AA passes).

Color values

HEX	#EDF978
RGB	rgb(237, 249, 120)
HSL	hsl(66, 91%, 72%)
HSV	hsv(66, 52%, 98%)
CMYK	cmyk(4.8%, 0%, 51.8%, 2.4%)
CIE-LAB	lab(94.79, -21.33, 59.75)
CIE-LCH	lch(94.79, 63.45, 109.64°)
OKLab	oklab(94.77% -0.0617 0.1403)
OKLCH	oklch(94.77% 0.153 113.7)
XYZ	xyz(72.1922, 87.1131, 30.7772)
Luminance	0.8711 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EDF978 #8478F9

analogous

#F9C478 #EDF978 #ADF978

triadic

#EDF978 #78EDF9 #F978ED

tetradic

#EDF978 #78F9C4 #8478F9 #F978AD

square

#EDF978 #78F9C4 #8478F9 #F978AD

split-complementary

#EDF978 #78ADF9 #C478F9

monochromatic

#D7EC0A #E5F63D #EDF978 #F5FCB3 #FBFEE2

Accessibility & contrast

On white

1.14

#EDF978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.42

#EDF978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EDF978

18.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EDF978	#FFFFFF	#000000	##000000
##EDF978	1.00	1.14	18.42	18.42
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.42	21.00	1.00	1.00
##000000	18.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF6C

Deuteranopia (green-blind)

#FFF17F

Tritanopia (blue-blind)

#FAEDDC

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #edf978;
/* rgb */ color: rgb(237, 249, 120);
/* oklch */ color: oklch(94.8% 0.153 113.7);

Tailwind

colors: {
  custom: {
    50: '#f5fba2',
    500: '#edf978',
    950: '#000000',
  },
}

SCSS

$custom: #edf978;
$custom-light: #f5fba2;
$custom-dark: #000000;

JSON

{
  "hex": "#edf978",
  "rgb": {
    "r": 237,
    "g": 249,
    "b": 120
  },
  "hsl": {
    "h": 65.581,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.94765,
    "c": 0.15331,
    "h": 113.7
  },
  "luminance": 0.87112
}

Semantic roles & 50–950 ramp

primary

#EDF978

secondary

#4E40D5

accent

#00E615

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EDF978

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

Preview Lab → · Contrast checker → · Palette generator →