#B5D339#B5D339

#B5D339 is a light, vivid yellow-green. Relative luminance 0.567; OKLCH L 81.8% C 0.175 H 120.2°. Best body text is #000000 at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#B5D339
RGB	rgb(181, 211, 57)
HSL	hsl(72, 64%, 53%)
HSV	hsv(72, 73%, 83%)
CMYK	cmyk(14.2%, 0%, 73%, 17.3%)
CIE-LAB	lab(80.02, -29.75, 68.22)
CIE-LCH	lch(80.02, 74.43, 113.56°)
OKLab	oklab(81.76% -0.0881 0.1513)
OKLCH	oklch(81.76% 0.175 120.2)
XYZ	xyz(43.0896, 56.7078, 12.5458)
Luminance	0.5671 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D339 #5739D3

analogous

#D3A439 #B5D339 #68D339

triadic

#B5D339 #39B5D3 #D339B5

tetradic

#B5D339 #39D3A4 #5739D3 #D33968

square

#B5D339 #39D3A4 #5739D3 #D33968

split-complementary

#B5D339 #3968D3 #A439D3

monochromatic

#65771A #90A926 #B5D339 #C8DE6B #DAE99D

Accessibility & contrast

On white

1.70

#B5D339 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.34

#B5D339 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D339

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D339	#FFFFFF	#000000	##000000
##B5D339	1.00	1.70	12.34	12.34
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.34	21.00	1.00	1.00
##000000	12.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C719

Deuteranopia (green-blind)

#DDC747

Tritanopia (blue-blind)

#BFC8B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b5d339;
/* rgb */ color: rgb(181, 211, 57);
/* oklch */ color: oklch(81.8% 0.175 120.2);

Tailwind

colors: {
  custom: {
    50: '#cfe07a',
    500: '#b5d339',
    950: '#000000',
  },
}

SCSS

$custom: #b5d339;
$custom-light: #cfe07a;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d339",
  "rgb": {
    "r": 181,
    "g": 211,
    "b": 57
  },
  "hsl": {
    "h": 71.688,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.81756,
    "c": 0.17506,
    "h": 120.2
  },
  "luminance": 0.56708
}

Semantic roles & 50–950 ramp

primary

#B5D339

secondary

#40317F

accent

#41E761

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D339

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

Preview Lab → · Contrast checker → · Palette generator →