#B7C42B#B7C42B

#B7C42B is a light, vivid yellow. Relative luminance 0.497; OKLCH L 78.5% C 0.165 H 114.6°. Best body text is #000000 at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#B7C42B
RGB	rgb(183, 196, 43)
HSL	hsl(65, 64%, 47%)
HSV	hsv(65, 78%, 77%)
CMYK	cmyk(6.6%, 0%, 78.1%, 23.1%)
CIE-LAB	lab(75.90, -22.34, 68.84)
CIE-LCH	lch(75.90, 72.38, 107.98°)
OKLab	oklab(78.46% -0.0688 0.1502)
OKLCH	oklch(78.46% 0.165 114.6)
XYZ	xyz(39.7056, 49.7223, 9.7908)
Luminance	0.4972 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7C42B #382BC4

analogous

#C4852B #B7C42B #6BC42B

triadic

#B7C42B #2BB7C4 #C42BB7

tetradic

#B7C42B #2BC485 #382BC4 #C42B6B

square

#B7C42B #2BC485 #382BC4 #C42B6B

split-complementary

#B7C42B #2B6BC4 #852BC4

monochromatic

#596015 #889220 #B7C42B #CED953 #DCE485

Accessibility & contrast

On white

1.92

#B7C42B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.94

#B7C42B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7C42B

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7C42B	#FFFFFF	#000000	##000000
##B7C42B	1.00	1.92	10.94	10.94
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.94	21.00	1.00	1.00
##000000	10.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BA00

Deuteranopia (green-blind)

#D2BC39

Tritanopia (blue-blind)

#C3B8A8

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b7c42b;
/* rgb */ color: rgb(183, 196, 43);
/* oklch */ color: oklch(78.5% 0.165 114.6);

Tailwind

colors: {
  custom: {
    50: '#d0d572',
    500: '#b7c42b',
    950: '#000000',
  },
}

SCSS

$custom: #b7c42b;
$custom-light: #d0d572;
$custom-dark: #000000;

JSON

{
  "hex": "#b7c42b",
  "rgb": {
    "r": 183,
    "g": 196,
    "b": 43
  },
  "hsl": {
    "h": 65.098,
    "s": 64.017,
    "l": 46.863
  },
  "oklch": {
    "l": 0.78459,
    "c": 0.1652,
    "h": 114.6
  },
  "luminance": 0.49722
}

Semantic roles & 50–950 ramp

primary

#B7C42B

secondary

#847DCE

accent

#41E74F

background

#FDFDF7

surface

#FAFAED

border

#D3D3C8

text

#141409

muted

#83837B

Preview Lab

Preview with #B7C42B

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

Preview Lab → · Contrast checker → · Palette generator →