#B5DD59#B5DD59

#B5DD59 is a very light, vivid yellow-green. Relative luminance 0.623; OKLCH L 84.3% C 0.165 H 124.1°. Best body text is #000000 at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#B5DD59
RGB	rgb(181, 221, 89)
HSL	hsl(78, 66%, 61%)
HSV	hsv(78, 60%, 87%)
CMYK	cmyk(18.1%, 0%, 59.7%, 13.3%)
CIE-LAB	lab(83.05, -32.35, 59.00)
CIE-LCH	lch(83.05, 67.29, 118.74°)
OKLab	oklab(84.28% -0.0924 0.1364)
OKLCH	oklch(84.28% 0.165 124.1)
XYZ	xyz(46.7159, 62.2576, 19.0050)
Luminance	0.6226 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5DD59 #8159DD

analogous

#DDC359 #B5DD59 #73DD59

triadic

#B5DD59 #59B5DD #DD59B5

tetradic

#B5DD59 #59DDC3 #8159DD #DD5973

square

#B5DD59 #59DDC3 #8159DD #DD5973

split-complementary

#B5DD59 #5973DD #C359DD

monochromatic

#769C20 #9DCF2A #B5DD59 #CCE78C #E2F2BF

Accessibility & contrast

On white

1.56

#B5DD59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.45

#B5DD59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5DD59

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5DD59	#FFFFFF	#000000	##000000
##B5DD59	1.00	1.56	13.45	13.45
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.45	21.00	1.00	1.00
##000000	13.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D04A

Deuteranopia (green-blind)

#E3CE62

Tritanopia (blue-blind)

#BDD3C1

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #b5dd59;
/* rgb */ color: rgb(181, 221, 89);
/* oklch */ color: oklch(84.3% 0.165 124.1);

Tailwind

colors: {
  custom: {
    50: '#cee78d',
    500: '#b5dd59',
    950: '#000000',
  },
}

SCSS

$custom: #b5dd59;
$custom-light: #cee78d;
$custom-dark: #000000;

JSON

{
  "hex": "#b5dd59",
  "rgb": {
    "r": 181,
    "g": 221,
    "b": 89
  },
  "hsl": {
    "h": 78.182,
    "s": 66,
    "l": 60.784
  },
  "oklch": {
    "l": 0.84278,
    "c": 0.16472,
    "h": 124.1
  },
  "luminance": 0.62258
}

Semantic roles & 50–950 ramp

primary

#B5DD59

secondary

#593BA0

accent

#18CE4F

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B5DD59

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

Preview Lab → · Contrast checker → · Palette generator →