#B4E04B#B4E04B

#B4E04B is a very light, vivid yellow-green. Relative luminance 0.635; OKLCH L 84.8% C 0.179 H 124.4°. Best body text is #000000 at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#B4E04B
RGB	rgb(180, 224, 75)
HSL	hsl(78, 71%, 59%)
HSV	hsv(78, 67%, 88%)
CMYK	cmyk(19.6%, 0%, 66.5%, 12.2%)
CIE-LAB	lab(83.72, -35.13, 65.40)
CIE-LCH	lch(83.72, 74.24, 118.24°)
OKLab	oklab(84.76% -0.1013 0.1481)
OKLCH	oklch(84.76% 0.179 124.4)
XYZ	xyz(46.7484, 63.5222, 16.4534)
Luminance	0.6352 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E04B #774BE0

analogous

#E0C14B #B4E04B #69E04B

triadic

#B4E04B #4BB4E0 #E04BB4

tetradic

#B4E04B #4BE0C1 #774BE0 #E04B69

square

#B4E04B #4BE0C1 #774BE0 #E04B69

split-complementary

#B4E04B #4B69E0 #C14BE0

monochromatic

#72971A #99CB23 #B4E04B #CAE97F #E0F2B3

Accessibility & contrast

On white

1.53

#B4E04B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.70

#B4E04B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E04B

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E04B	#FFFFFF	#000000	##000000
##B4E04B	1.00	1.53	13.70	13.70
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.70	21.00	1.00	1.00
##000000	13.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD236

Deuteranopia (green-blind)

#E6D057

Tritanopia (blue-blind)

#BCD5C2

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b4e04b;
/* rgb */ color: rgb(180, 224, 75);
/* oklch */ color: oklch(84.8% 0.179 124.4);

Tailwind

colors: {
  custom: {
    50: '#cee985',
    500: '#b4e04b',
    950: '#000000',
  },
}

SCSS

$custom: #b4e04b;
$custom-light: #cee985;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e04b",
  "rgb": {
    "r": 180,
    "g": 224,
    "b": 75
  },
  "hsl": {
    "h": 77.718,
    "s": 70.616,
    "l": 58.627
  },
  "oklch": {
    "l": 0.84763,
    "c": 0.17943,
    "h": 124.4
  },
  "luminance": 0.63523
}

Semantic roles & 50–950 ramp

primary

#B4E04B

secondary

#53349B

accent

#3AED6F

background

#FEFEFC

surface

#FBFDF3

border

#D4D5CD

text

#14160B

muted

#83847E

Preview Lab

Preview with #B4E04B

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

Preview Lab → · Contrast checker → · Palette generator →