#B5E04E#B5E04E

#B5E04E is a very light, vivid yellow-green. Relative luminance 0.637; OKLCH L 84.9% C 0.177 H 124.2°. Best body text is #000000 at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#B5E04E
RGB	rgb(181, 224, 78)
HSL	hsl(78, 70%, 59%)
HSV	hsv(78, 65%, 88%)
CMYK	cmyk(19.2%, 0%, 65.2%, 12.2%)
CIE-LAB	lab(83.80, -34.55, 64.34)
CIE-LCH	lch(83.80, 73.03, 118.23°)
OKLab	oklab(84.86% -0.0995 0.1463)
OKLCH	oklch(84.86% 0.177 124.2)
XYZ	xyz(47.0872, 63.6847, 17.0179)
Luminance	0.6369 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E04E #794EE0

analogous

#E0C24E #B5E04E #6CE04E

triadic

#B5E04E #4EB5E0 #E04EB5

tetradic

#B5E04E #4EE0C2 #794EE0 #E04E6C

square

#B5E04E #4EE0C2 #794EE0 #E04E6C

split-complementary

#B5E04E #4E6CE0 #C24EE0

monochromatic

#74991B #9BCD24 #B5E04E #CBE982 #E1F2B6

Accessibility & contrast

On white

1.53

#B5E04E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.74

#B5E04E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E04E

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E04E	#FFFFFF	#000000	##000000
##B5E04E	1.00	1.53	13.74	13.74
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.74	21.00	1.00	1.00
##000000	13.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD23A

Deuteranopia (green-blind)

#E6D159

Tritanopia (blue-blind)

#BDD5C2

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b5e04e;
/* rgb */ color: rgb(181, 224, 78);
/* oklch */ color: oklch(84.9% 0.177 124.2);

Tailwind

colors: {
  custom: {
    50: '#cee987',
    500: '#b5e04e',
    950: '#000000',
  },
}

SCSS

$custom: #b5e04e;
$custom-light: #cee987;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e04e",
  "rgb": {
    "r": 181,
    "g": 224,
    "b": 78
  },
  "hsl": {
    "h": 77.671,
    "s": 70.192,
    "l": 59.216
  },
  "oklch": {
    "l": 0.84855,
    "c": 0.17689,
    "h": 124.2
  },
  "luminance": 0.63685
}

Semantic roles & 50–950 ramp

primary

#B5E04E

secondary

#54359D

accent

#3BED6F

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B5E04E

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

Preview Lab → · Contrast checker → · Palette generator →