#B4E738#B4E738

#B4E738 is a very light, vivid yellow-green. Relative luminance 0.671; OKLCH L 86.2% C 0.199 H 125.1°. Best body text is #000000 at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#B4E738
RGB	rgb(180, 231, 56)
HSL	hsl(77, 78%, 56%)
HSV	hsv(77, 76%, 91%)
CMYK	cmyk(22.1%, 0%, 75.8%, 9.4%)
CIE-LAB	lab(85.57, -39.34, 73.79)
CIE-LCH	lch(85.57, 83.62, 118.06°)
OKLab	oklab(86.23% -0.1143 0.1629)
OKLCH	oklch(86.23% 0.199 125.1)
XYZ	xyz(48.1125, 67.1401, 14.1652)
Luminance	0.6714 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E738 #6B38E7

analogous

#E7C338 #B4E738 #5DE738

triadic

#B4E738 #38B4E7 #E738B4

tetradic

#B4E738 #38E7C3 #6B38E7 #E7385D

square

#B4E738 #38E7C3 #6B38E7 #E7385D

split-complementary

#B4E738 #385DE7 #C338E7

monochromatic

#6D9312 #96CA18 #B4E738 #C9EE6F #DDF4A5

Accessibility & contrast

On white

1.46

#B4E738 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.43

#B4E738 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E738

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E738	#FFFFFF	#000000	##000000
##B4E738	1.00	1.46	14.43	14.43
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.43	21.00	1.00	1.00
##000000	14.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4D805

Deuteranopia (green-blind)

#EDD549

Tritanopia (blue-blind)

#BCDCC6

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #b4e738;
/* rgb */ color: rgb(180, 231, 56);
/* oklch */ color: oklch(86.2% 0.199 125.1);

Tailwind

colors: {
  custom: {
    50: '#cfee7c',
    500: '#b4e738',
    950: '#000000',
  },
}

SCSS

$custom: #b4e738;
$custom-light: #cfee7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e738",
  "rgb": {
    "r": 180,
    "g": 231,
    "b": 56
  },
  "hsl": {
    "h": 77.486,
    "s": 78.475,
    "l": 56.275
  },
  "oklch": {
    "l": 0.8623,
    "c": 0.19902,
    "h": 125.1
  },
  "luminance": 0.67141
}

Semantic roles & 50–950 ramp

primary

#B4E738

secondary

#4B2C97

accent

#33F56B

background

#FEFFFB

surface

#FBFEF2

border

#D4D6CC

text

#14160A

muted

#83857D

Preview Lab

Preview with #B4E738

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

Preview Lab → · Contrast checker → · Palette generator →