#B5D33B#B5D33B

#B5D33B is a light, vivid yellow-green. Relative luminance 0.567; OKLCH L 81.8% C 0.174 H 120.3°. Best body text is #000000 at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#B5D33B
RGB	rgb(181, 211, 59)
HSL	hsl(72, 63%, 53%)
HSV	hsv(72, 72%, 83%)
CMYK	cmyk(14.2%, 0%, 72%, 17.3%)
CIE-LAB	lab(80.03, -29.65, 67.55)
CIE-LCH	lch(80.03, 73.77, 113.70°)
OKLab	oklab(81.77% -0.0876 0.1502)
OKLCH	oklch(81.77% 0.174 120.3)
XYZ	xyz(43.1405, 56.7282, 12.8138)
Luminance	0.5673 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D33B #593BD3

analogous

#D3A53B #B5D33B #69D33B

triadic

#B5D33B #3BB5D3 #D33BB5

tetradic

#B5D33B #3BD3A5 #593BD3 #D33B69

square

#B5D33B #3BD3A5 #593BD3 #D33B69

split-complementary

#B5D33B #3B69D3 #A53BD3

monochromatic

#66791B #90AB26 #B5D33B #C8DE6D #DBE99F

Accessibility & contrast

On white

1.70

#B5D33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.35

#B5D33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D33B

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D33B	#FFFFFF	#000000	##000000
##B5D33B	1.00	1.70	12.35	12.35
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.35	21.00	1.00	1.00
##000000	12.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C71E

Deuteranopia (green-blind)

#DDC748

Tritanopia (blue-blind)

#BFC8B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b5d33b;
/* rgb */ color: rgb(181, 211, 59);
/* oklch */ color: oklch(81.8% 0.174 120.3);

Tailwind

colors: {
  custom: {
    50: '#cfe07b',
    500: '#b5d33b',
    950: '#000000',
  },
}

SCSS

$custom: #b5d33b;
$custom-light: #cfe07b;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d33b",
  "rgb": {
    "r": 181,
    "g": 211,
    "b": 59
  },
  "hsl": {
    "h": 71.842,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.81769,
    "c": 0.17389,
    "h": 120.3
  },
  "luminance": 0.56728
}

Semantic roles & 50–950 ramp

primary

#B5D33B

secondary

#413281

accent

#41E662

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D33B

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

Preview Lab → · Contrast checker → · Palette generator →