#E8FF40#E8FF40

#E8FF40 is a very light, highly saturated yellow. Relative luminance 0.890; OKLCH L 95.2% C 0.201 H 116.5°. Best body text is #000000 at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#E8FF40
RGB	rgb(232, 255, 64)
HSL	hsl(67, 100%, 63%)
HSV	hsv(67, 75%, 100%)
CMYK	cmyk(9%, 0%, 74.9%, 0%)
CIE-LAB	lab(95.60, -29.57, 81.94)
CIE-LCH	lch(95.60, 87.11, 109.85°)
OKLab	oklab(95.2% -0.0897 0.1799)
OKLCH	oklch(95.2% 0.201 116.5)
XYZ	xyz(69.9660, 89.0469, 18.3515)
Luminance	0.8905 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E8FF40 #5740FF

analogous

#FFB640 #E8FF40 #89FF40

triadic

#E8FF40 #40E8FF #FF40E8

tetradic

#E8FF40 #40FFB6 #5740FF #FF4089

square

#E8FF40 #40FFB6 #5740FF #FF4089

split-complementary

#E8FF40 #4089FF #B640FF

monochromatic

#ADC500 #E1FF03 #E8FF40 #EFFF7D #F7FFBA

Accessibility & contrast

On white

1.12

#E8FF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.81

#E8FF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E8FF40

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E8FF40	#FFFFFF	#000000	##000000
##E8FF40	1.00	1.12	18.81	18.81
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.81	21.00	1.00	1.00
##000000	18.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF109

Deuteranopia (green-blind)

#FFF451

Tritanopia (blue-blind)

#F7F0DB

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #e8ff40;
/* rgb */ color: rgb(232, 255, 64);
/* oklch */ color: oklch(95.2% 0.201 116.5);

Tailwind

colors: {
  custom: {
    50: '#f3ff83',
    500: '#e8ff40',
    950: '#000000',
  },
}

SCSS

$custom: #e8ff40;
$custom-light: #f3ff83;
$custom-dark: #000000;

JSON

{
  "hex": "#e8ff40",
  "rgb": {
    "r": 232,
    "g": 255,
    "b": 64
  },
  "hsl": {
    "h": 67.225,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.95196,
    "c": 0.20101,
    "h": 116.5
  },
  "luminance": 0.89046
}

Semantic roles & 50–950 ramp

primary

#E8FF40

secondary

#3522C1

accent

#00E61C

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #E8FF40

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

Preview Lab → · Contrast checker → · Palette generator →