#B4ED59#B4ED59

#B4ED59 is a very light, vivid yellow-green. Relative luminance 0.710; OKLCH L 87.8% C 0.185 H 127.7°. Best body text is #000000 at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#B4ED59
RGB	rgb(180, 237, 89)
HSL	hsl(83, 80%, 64%)
HSV	hsv(83, 62%, 93%)
CMYK	cmyk(24.1%, 0%, 62.4%, 7.1%)
CIE-LAB	lab(87.48, -39.98, 63.84)
CIE-LCH	lch(87.48, 75.33, 122.06°)
OKLab	oklab(87.84% -0.1134 0.1467)
OKLCH	oklch(87.84% 0.185 127.7)
XYZ	xyz(50.9097, 70.9920, 20.4699)
Luminance	0.7099 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4ED59 #9259ED

analogous

#EDDC59 #B4ED59 #6AED59

triadic

#B4ED59 #59B4ED #ED59B4

tetradic

#B4ED59 #59EDDC #9259ED #ED596A

square

#B4ED59 #59EDDC #9259ED #ED596A

split-complementary

#B4ED59 #596AED #DC59ED

monochromatic

#79B814 #9BE722 #B4ED59 #CDF390 #E6F9C7

Accessibility & contrast

On white

1.38

#B4ED59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.20

#B4ED59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4ED59

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4ED59	#FFFFFF	#000000	##000000
##B4ED59	1.00	1.38	15.20	15.20
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.20	21.00	1.00	1.00
##000000	15.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE47

Deuteranopia (green-blind)

#F0DA64

Tritanopia (blue-blind)

#BAE3CE

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #b4ed59;
/* rgb */ color: rgb(180, 237, 89);
/* oklch */ color: oklch(87.8% 0.185 127.7);

Tailwind

colors: {
  custom: {
    50: '#cef38e',
    500: '#b4ed59',
    950: '#000000',
  },
}

SCSS

$custom: #b4ed59;
$custom-light: #cef38e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4ed59",
  "rgb": {
    "r": 180,
    "g": 237,
    "b": 89
  },
  "hsl": {
    "h": 83.108,
    "s": 80.435,
    "l": 63.922
  },
  "oklch": {
    "l": 0.87844,
    "c": 0.18541,
    "h": 127.7
  },
  "luminance": 0.70993
}

Semantic roles & 50–950 ramp

primary

#B4ED59

secondary

#6633B7

accent

#09DD5A

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4ED59

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

Preview Lab → · Contrast checker → · Palette generator →