#B5DF59#B5DF59

#B5DF59 is a very light, vivid yellow-green. Relative luminance 0.633; OKLCH L 84.7% C 0.167 H 124.6°. Best body text is #000000 at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#B5DF59
RGB	rgb(181, 223, 89)
HSL	hsl(79, 68%, 61%)
HSV	hsv(79, 60%, 87%)
CMYK	cmyk(18.8%, 0%, 60.1%, 12.5%)
CIE-LAB	lab(83.61, -33.28, 59.62)
CIE-LCH	lch(83.61, 68.28, 119.17°)
OKLab	oklab(84.73% -0.095 0.1377)
OKLCH	oklch(84.73% 0.167 124.6)
XYZ	xyz(47.2471, 63.3200, 19.1821)
Luminance	0.6332 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5DF59 #8359DF

analogous

#DFC659 #B5DF59 #72DF59

triadic

#B5DF59 #59B5DF #DF59B5

tetradic

#B5DF59 #59DFC6 #8359DF #DF5972

square

#B5DF59 #59DFC6 #8359DF #DF5972

split-complementary

#B5DF59 #5972DF #C659DF

monochromatic

#779F1F #9DD229 #B5DF59 #CCE98C #E3F3C0

Accessibility & contrast

On white

1.54

#B5DF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.66

#B5DF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5DF59

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5DF59	#FFFFFF	#000000	##000000
##B5DF59	1.00	1.54	13.66	13.66
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.66	21.00	1.00	1.00
##000000	13.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD24A

Deuteranopia (green-blind)

#E5D062

Tritanopia (blue-blind)

#BCD5C3

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #b5df59;
/* rgb */ color: rgb(181, 223, 89);
/* oklch */ color: oklch(84.7% 0.167 124.6);

Tailwind

colors: {
  custom: {
    50: '#cee98d',
    500: '#b5df59',
    950: '#000000',
  },
}

SCSS

$custom: #b5df59;
$custom-light: #cee98d;
$custom-dark: #000000;

JSON

{
  "hex": "#b5df59",
  "rgb": {
    "r": 181,
    "g": 223,
    "b": 89
  },
  "hsl": {
    "h": 78.806,
    "s": 67.677,
    "l": 61.176
  },
  "oklch": {
    "l": 0.8473,
    "c": 0.16726,
    "h": 124.6
  },
  "luminance": 0.6332
}

Semantic roles & 50–950 ramp

primary

#B5DF59

secondary

#5B3AA2

accent

#16D050

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B5DF59

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

Preview Lab → · Contrast checker → · Palette generator →