#E9F978#E9F978

#E9F978 is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.5% C 0.154 H 115.3°. Best body text is #000000 at 18.29:1 contrast (WCAG AA passes).

Color values

HEX	#E9F978
RGB	rgb(233, 249, 120)
HSL	hsl(67, 91%, 72%)
HSV	hsv(67, 52%, 98%)
CMYK	cmyk(6.4%, 0%, 51.8%, 2.4%)
CIE-LAB	lab(94.50, -22.88, 59.34)
CIE-LCH	lch(94.50, 63.60, 111.08°)
OKLab	oklab(94.46% -0.0659 0.1395)
OKLCH	oklch(94.46% 0.154 115.3)
XYZ	xyz(70.8713, 86.4320, 30.7152)
Luminance	0.8643 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F978 #8878F9

analogous

#F9C978 #E9F978 #A8F978

triadic

#E9F978 #78E9F9 #F978E9

tetradic

#E9F978 #78F9C9 #8878F9 #F978A8

square

#E9F978 #78F9C9 #8878F9 #F978A8

split-complementary

#E9F978 #78A8F9 #C978F9

monochromatic

#D0EC0A #DFF63D #E9F978 #F3FCB3 #FAFEE2

Accessibility & contrast

On white

1.15

#E9F978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.29

#E9F978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F978

18.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F978	#FFFFFF	#000000	##000000
##E9F978	1.00	1.15	18.29	18.29
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.29	21.00	1.00	1.00
##000000	18.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE6C

Deuteranopia (green-blind)

#FFF07F

Tritanopia (blue-blind)

#F5EDDC

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #e9f978;
/* rgb */ color: rgb(233, 249, 120);
/* oklch */ color: oklch(94.5% 0.154 115.3);

Tailwind

colors: {
  custom: {
    50: '#f2fba2',
    500: '#e9f978',
    950: '#000000',
  },
}

SCSS

$custom: #e9f978;
$custom-light: #f2fba2;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f978",
  "rgb": {
    "r": 233,
    "g": 249,
    "b": 120
  },
  "hsl": {
    "h": 67.442,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.94462,
    "c": 0.15427,
    "h": 115.3
  },
  "luminance": 0.86431
}

Semantic roles & 50–950 ramp

primary

#E9F978

secondary

#5340D5

accent

#00E61C

background

#FFFFFC

surface

#FEFFF6

border

#D6D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #E9F978

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

Preview Lab → · Contrast checker → · Palette generator →