#E4F159#E4F159

#E4F159 is a very light, vivid yellow. Relative luminance 0.801; OKLCH L 92.1% C 0.172 H 113.9°. Best body text is #000000 at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#E4F159
RGB	rgb(228, 241, 89)
HSL	hsl(65, 84%, 65%)
HSV	hsv(65, 63%, 95%)
CMYK	cmyk(5.4%, 0%, 63.1%, 5.5%)
CIE-LAB	lab(91.74, -23.31, 69.34)
CIE-LCH	lch(91.74, 73.15, 108.58°)
OKLab	oklab(92.08% -0.0698 0.1573)
OKLCH	oklch(92.08% 0.172 113.9)
XYZ	xyz(65.2550, 80.1270, 21.4778)
Luminance	0.8013 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F159 #6659F1

analogous

#F1B259 #E4F159 #98F159

triadic

#E4F159 #59E4F1 #F159E4

tetradic

#E4F159 #59F1B2 #6659F1 #F15998

square

#E4F159 #59F1B2 #6659F1 #F15998

split-complementary

#E4F159 #5998F1 #B259F1

monochromatic

#B0BF10 #DBEC21 #E4F159 #EDF691 #F6FBCA

Accessibility & contrast

On white

1.23

#E4F159 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.03

#E4F159 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F159

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F159	#FFFFFF	#000000	##000000
##E4F159	1.00	1.23	17.03	17.03
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.03	21.00	1.00	1.00
##000000	17.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE645

Deuteranopia (green-blind)

#FFE963

Tritanopia (blue-blind)

#F2E4D2

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #e4f159;
/* rgb */ color: rgb(228, 241, 89);
/* oklch */ color: oklch(92.1% 0.172 113.9);

Tailwind

colors: {
  custom: {
    50: '#f0f58f',
    500: '#e4f159',
    950: '#000000',
  },
}

SCSS

$custom: #e4f159;
$custom-light: #f0f58f;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f159",
  "rgb": {
    "r": 228,
    "g": 241,
    "b": 89
  },
  "hsl": {
    "h": 65.132,
    "s": 84.444,
    "l": 64.706
  },
  "oklch": {
    "l": 0.92078,
    "c": 0.17214,
    "h": 113.9
  },
  "luminance": 0.80126
}

Semantic roles & 50–950 ramp

primary

#E4F159

secondary

#3D31BE

accent

#05E117

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E4F159

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

Preview Lab → · Contrast checker → · Palette generator →