#E4F859#E4F859

#E4F859 is a very light, vivid yellow. Relative luminance 0.844; OKLCH L 93.6% C 0.180 H 116.1°. Best body text is #000000 at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#E4F859
RGB	rgb(228, 248, 89)
HSL	hsl(68, 92%, 66%)
HSV	hsv(68, 64%, 97%)
CMYK	cmyk(8.1%, 0%, 64.1%, 2.7%)
CIE-LAB	lab(93.60, -26.63, 71.29)
CIE-LCH	lch(93.60, 76.10, 110.48°)
OKLab	oklab(93.57% -0.0791 0.1614)
OKLCH	oklch(93.57% 0.18 116.1)
XYZ	xyz(67.3670, 84.3510, 22.1818)
Luminance	0.8435 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F859 #6D59F8

analogous

#F8BC59 #E4F859 #94F859

triadic

#E4F859 #59E4F8 #F859E4

tetradic

#E4F859 #59F8BC #6D59F8 #F85994

square

#E4F859 #59F8BC #6D59F8 #F85994

split-complementary

#E4F859 #5994F8 #BC59F8

monochromatic

#B5CE09 #DAF61E #E4F859 #EEFA94 #F7FDCE

Accessibility & contrast

On white

1.18

#E4F859 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.87

#E4F859 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F859

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F859	#FFFFFF	#000000	##000000
##E4F859	1.00	1.18	17.87	17.87
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.87	21.00	1.00	1.00
##000000	17.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC43

Deuteranopia (green-blind)

#FFEE64

Tritanopia (blue-blind)

#F2EBD7

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #e4f859;
/* rgb */ color: rgb(228, 248, 89);
/* oklch */ color: oklch(93.6% 0.180 116.1);

Tailwind

colors: {
  custom: {
    50: '#f0fa8f',
    500: '#e4f859',
    950: '#000000',
  },
}

SCSS

$custom: #e4f859;
$custom-light: #f0fa8f;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f859",
  "rgb": {
    "r": 228,
    "g": 248,
    "b": 89
  },
  "hsl": {
    "h": 67.547,
    "s": 91.908,
    "l": 66.078
  },
  "oklch": {
    "l": 0.93569,
    "c": 0.17979,
    "h": 116.1
  },
  "luminance": 0.8435
}

Semantic roles & 50–950 ramp

primary

#E4F859

secondary

#402CC9

accent

#00E61D

background

#FFFFFC

surface

#FEFFF4

border

#D6D7CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E4F859

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

Preview Lab → · Contrast checker → · Palette generator →