#B3C129#B3C129

#B3C129 is a light, vivid yellow. Relative luminance 0.479; OKLCH L 77.5% C 0.164 H 115.1°. Best body text is #000000 at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#B3C129
RGB	rgb(179, 193, 41)
HSL	hsl(66, 65%, 46%)
HSV	hsv(66, 79%, 76%)
CMYK	cmyk(7.3%, 0%, 78.8%, 24.3%)
CIE-LAB	lab(74.75, -22.63, 68.28)
CIE-LCH	lch(74.75, 71.93, 108.34°)
OKLab	oklab(77.46% -0.0696 0.1488)
OKLCH	oklch(77.46% 0.164 115.1)
XYZ	xyz(38.0617, 47.8844, 9.3350)
Luminance	0.4788 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C129 #3729C1

analogous

#C18329 #B3C129 #67C129

triadic

#B3C129 #29B3C1 #C129B3

tetradic

#B3C129 #29C183 #3729C1 #C12967

square

#B3C129 #29C183 #3729C1 #C12967

split-complementary

#B3C129 #2967C1 #8329C1

monochromatic

#555C14 #848F1E #B3C129 #CDD94E #DBE480

Accessibility & contrast

On white

1.99

#B3C129 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.58

#B3C129 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C129

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C129	#FFFFFF	#000000	##000000
##B3C129	1.00	1.99	10.58	10.58
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.58	21.00	1.00	1.00
##000000	10.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB700

Deuteranopia (green-blind)

#CEB938

Tritanopia (blue-blind)

#BFB5A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b3c129;
/* rgb */ color: rgb(179, 193, 41);
/* oklch */ color: oklch(77.5% 0.164 115.1);

Tailwind

colors: {
  custom: {
    50: '#ced371',
    500: '#b3c129',
    950: '#000000',
  },
}

SCSS

$custom: #b3c129;
$custom-light: #ced371;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c129",
  "rgb": {
    "r": 179,
    "g": 193,
    "b": 41
  },
  "hsl": {
    "h": 65.526,
    "s": 64.957,
    "l": 45.882
  },
  "oklch": {
    "l": 0.77461,
    "c": 0.16425,
    "h": 115.1
  },
  "luminance": 0.47884
}

Semantic roles & 50–950 ramp

primary

#B3C129

secondary

#8179CD

accent

#40E84F

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141408

muted

#83827B

Preview Lab

Preview with #B3C129

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

Preview Lab → · Contrast checker → · Palette generator →