#B0DB31#B0DB31

#B0DB31 is a very light, vivid yellow-green. Relative luminance 0.601; OKLCH L 83.2% C 0.190 H 123.5°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#B0DB31
RGB	rgb(176, 219, 49)
HSL	hsl(75, 70%, 53%)
HSV	hsv(75, 78%, 86%)
CMYK	cmyk(19.6%, 0%, 77.6%, 14.1%)
CIE-LAB	lab(81.90, -35.81, 72.37)
CIE-LCH	lch(81.90, 80.75, 116.33°)
OKLab	oklab(83.18% -0.105 0.1589)
OKLCH	oklch(83.18% 0.19 123.5)
XYZ	xyz(43.7910, 60.1146, 12.2014)
Luminance	0.6011 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0DB31 #5C31DB

analogous

#DBB131 #B0DB31 #5BDB31

triadic

#B0DB31 #31B0DB #DB31B0

tetradic

#B0DB31 #31DBB1 #5C31DB #DB315B

square

#B0DB31 #31DBB1 #5C31DB #DB315B

split-complementary

#B0DB31 #315BDB #B131DB

monochromatic

#627C16 #8BB01F #B0DB31 #C4E465 #D8ED99

Accessibility & contrast

On white

1.61

#B0DB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.02

#B0DB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B0DB31

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0DB31	#FFFFFF	#000000	##000000
##B0DB31	1.00	1.61	13.02	13.02
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.02	21.00	1.00	1.00
##000000	13.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CD00

Deuteranopia (green-blind)

#E2CB42

Tritanopia (blue-blind)

#B9D0BC

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #b0db31;
/* rgb */ color: rgb(176, 219, 49);
/* oklch */ color: oklch(83.2% 0.190 123.5);

Tailwind

colors: {
  custom: {
    50: '#cce677',
    500: '#b0db31',
    950: '#000000',
  },
}

SCSS

$custom: #b0db31;
$custom-light: #cce677;
$custom-dark: #000000;

JSON

{
  "hex": "#b0db31",
  "rgb": {
    "r": 176,
    "g": 219,
    "b": 49
  },
  "hsl": {
    "h": 75.176,
    "s": 70.248,
    "l": 52.549
  },
  "oklch": {
    "l": 0.83181,
    "c": 0.19046,
    "h": 123.5
  },
  "luminance": 0.60115
}

Semantic roles & 50–950 ramp

primary

#B0DB31

secondary

#432D83

accent

#3BED68

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160A

muted

#83847D

Preview Lab

Preview with #B0DB31

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

Preview Lab → · Contrast checker → · Palette generator →