#B5D581#B5D581

#B5D581 is a very light, moderate yellow-green. Relative luminance 0.590; OKLCH L 83.0% C 0.115 H 125.8°. Best body text is #000000 at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#B5D581
RGB	rgb(181, 213, 129)
HSL	hsl(83, 50%, 67%)
HSV	hsv(83, 39%, 84%)
CMYK	cmyk(15%, 0%, 39.4%, 16.5%)
CIE-LAB	lab(81.29, -24.49, 38.06)
CIE-LCH	lch(81.29, 45.26, 122.77°)
OKLab	oklab(83.01% -0.0673 0.0933)
OKLCH	oklch(83.01% 0.115 125.8)
XYZ	xyz(46.8124, 58.9969, 29.6859)
Luminance	0.5900 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D581 #A181D5

analogous

#D5CB81 #B5D581 #8BD581

triadic

#B5D581 #81B5D5 #D581B5

tetradic

#B5D581 #81D5CB #A181D5 #D5818B

square

#B5D581 #81D5CB #A181D5 #D5818B

split-complementary

#B5D581 #818BD5 #CB81D5

monochromatic

#7BA537 #9AC653 #B5D581 #D0E4AF #EBF4DD

Accessibility & contrast

On white

1.64

#B5D581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.80

#B5D581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D581

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D581	#FFFFFF	#000000	##000000
##B5D581	1.00	1.64	12.80	12.80
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.80	21.00	1.00	1.00
##000000	12.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDCB7B

Deuteranopia (green-blind)

#D9C985

Tritanopia (blue-blind)

#BACEC0

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #b5d581;
/* rgb */ color: rgb(181, 213, 129);
/* oklch */ color: oklch(83.0% 0.115 125.8);

Tailwind

colors: {
  custom: {
    50: '#cce2a6',
    500: '#b5d581',
    950: '#000000',
  },
}

SCSS

$custom: #b5d581;
$custom-light: #cce2a6;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d581",
  "rgb": {
    "r": 181,
    "g": 213,
    "b": 129
  },
  "hsl": {
    "h": 82.857,
    "s": 50,
    "l": 67.059
  },
  "oklch": {
    "l": 0.83013,
    "c": 0.11503,
    "h": 125.8
  },
  "luminance": 0.58997
}

Semantic roles & 50–950 ramp

primary

#B5D581

secondary

#7351A9

accent

#28BD61

background

#FEFEFC

surface

#FBFCF6

border

#D4D5D0

text

#13150F

muted

#838480

Preview Lab

Preview with #B5D581

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

Preview Lab → · Contrast checker → · Palette generator →