#B7DB31#B7DB31

#B7DB31 is a very light, vivid yellow-green. Relative luminance 0.610; OKLCH L 83.7% C 0.187 H 121.5°. Best body text is #000000 at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#B7DB31
RGB	rgb(183, 219, 49)
HSL	hsl(73, 70%, 53%)
HSV	hsv(73, 78%, 86%)
CMYK	cmyk(16.4%, 0%, 77.6%, 14.1%)
CIE-LAB	lab(82.35, -33.04, 72.95)
CIE-LCH	lch(82.35, 80.09, 114.37°)
OKLab	oklab(83.66% -0.0978 0.1599)
OKLCH	oklch(83.66% 0.187 121.5)
XYZ	xyz(45.4151, 60.9521, 12.2775)
Luminance	0.6095 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7DB31 #5531DB

analogous

#DBAA31 #B7DB31 #62DB31

triadic

#B7DB31 #31B7DB #DB31B7

tetradic

#B7DB31 #31DBAA #5531DB #DB3162

square

#B7DB31 #31DBAA #5531DB #DB3162

split-complementary

#B7DB31 #3162DB #AA31DB

monochromatic

#667C16 #91B01F #B7DB31 #C9E465 #DBED99

Accessibility & contrast

On white

1.59

#B7DB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.19

#B7DB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7DB31

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7DB31	#FFFFFF	#000000	##000000
##B7DB31	1.00	1.59	13.19	13.19
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.19	21.00	1.00	1.00
##000000	13.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9CE00

Deuteranopia (green-blind)

#E4CD42

Tritanopia (blue-blind)

#C1CFBC

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #b7db31;
/* rgb */ color: rgb(183, 219, 49);
/* oklch */ color: oklch(83.7% 0.187 121.5);

Tailwind

colors: {
  custom: {
    50: '#d1e677',
    500: '#b7db31',
    950: '#000000',
  },
}

SCSS

$custom: #b7db31;
$custom-light: #d1e677;
$custom-dark: #000000;

JSON

{
  "hex": "#b7db31",
  "rgb": {
    "r": 183,
    "g": 219,
    "b": 49
  },
  "hsl": {
    "h": 72.706,
    "s": 70.248,
    "l": 52.549
  },
  "oklch": {
    "l": 0.83663,
    "c": 0.18746,
    "h": 121.5
  },
  "luminance": 0.60952
}

Semantic roles & 50–950 ramp

primary

#B7DB31

secondary

#3F2D83

accent

#3BED61

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B7DB31

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

Preview Lab → · Contrast checker → · Palette generator →