#B5D033#B5D033

#B5D033 is a light, vivid yellow-green. Relative luminance 0.552; OKLCH L 81.0% C 0.175 H 119.2°. Best body text is #000000 at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#B5D033
RGB	rgb(181, 208, 51)
HSL	hsl(70, 63%, 51%)
HSV	hsv(70, 75%, 82%)
CMYK	cmyk(13%, 0%, 75.5%, 18.4%)
CIE-LAB	lab(79.14, -28.62, 69.34)
CIE-LCH	lch(79.14, 75.02, 112.43°)
OKLab	oklab(81.04% -0.0854 0.1527)
OKLCH	oklch(81.04% 0.175 119.2)
XYZ	xyz(42.2104, 55.1748, 11.5575)
Luminance	0.5517 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D033 #4E33D0

analogous

#D09C33 #B5D033 #67D033

triadic

#B5D033 #33B5D0 #D033B5

tetradic

#B5D033 #33D09C #4E33D0 #D03367

square

#B5D033 #33D09C #4E33D0 #D03367

split-complementary

#B5D033 #3367D0 #9C33D0

monochromatic

#606F1A #8BA125 #B5D033 #C7DB65 #D9E796

Accessibility & contrast

On white

1.74

#B5D033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.04

#B5D033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D033

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D033	#FFFFFF	#000000	##000000
##B5D033	1.00	1.74	12.04	12.04
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.04	21.00	1.00	1.00
##000000	12.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC409

Deuteranopia (green-blind)

#DBC542

Tritanopia (blue-blind)

#C0C5B3

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #b5d033;
/* rgb */ color: rgb(181, 208, 51);
/* oklch */ color: oklch(81.0% 0.175 119.2);

Tailwind

colors: {
  custom: {
    50: '#cfde77',
    500: '#b5d033',
    950: '#000000',
  },
}

SCSS

$custom: #b5d033;
$custom-light: #cfde77;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d033",
  "rgb": {
    "r": 181,
    "g": 208,
    "b": 51
  },
  "hsl": {
    "h": 70.318,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.81042,
    "c": 0.17494,
    "h": 119.2
  },
  "luminance": 0.55175
}

Semantic roles & 50–950 ramp

primary

#B5D033

secondary

#3C2F78

accent

#42E65E

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #B5D033

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

Preview Lab → · Contrast checker → · Palette generator →