#B3C137#B3C137

#B3C137 is a light, vivid yellow. Relative luminance 0.480; OKLCH L 77.5% C 0.157 H 115.2°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#B3C137
RGB	rgb(179, 193, 55)
HSL	hsl(66, 56%, 49%)
HSV	hsv(66, 72%, 76%)
CMYK	cmyk(7.3%, 0%, 71.5%, 24.3%)
CIE-LAB	lab(74.83, -22.01, 63.85)
CIE-LCH	lch(74.83, 67.54, 109.02°)
OKLab	oklab(77.54% -0.0667 0.1418)
OKLCH	oklch(77.54% 0.157 115.2)
XYZ	xyz(38.3510, 48.0001, 10.8583)
Luminance	0.4800 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C137 #4537C1

analogous

#C18A37 #B3C137 #6EC137

triadic

#B3C137 #37B3C1 #C137B3

tetradic

#B3C137 #37C18A #4537C1 #C1376E

square

#B3C137 #37C18A #4537C1 #C1376E

split-complementary

#B3C137 #376EC1 #8A37C1

monochromatic

#5B621C #879129 #B3C137 #C7D263 #D8E092

Accessibility & contrast

On white

1.98

#B3C137 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#B3C137 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C137

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C137	#FFFFFF	#000000	##000000
##B3C137	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB71E

Deuteranopia (green-blind)

#CEB942

Tritanopia (blue-blind)

#BFB6A6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b3c137;
/* rgb */ color: rgb(179, 193, 55);
/* oklch */ color: oklch(77.5% 0.157 115.2);

Tailwind

colors: {
  custom: {
    50: '#cdd377',
    500: '#b3c137',
    950: '#000000',
  },
}

SCSS

$custom: #b3c137;
$custom-light: #cdd377;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c137",
  "rgb": {
    "r": 179,
    "g": 193,
    "b": 55
  },
  "hsl": {
    "h": 66.087,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.77542,
    "c": 0.15672,
    "h": 115.2
  },
  "luminance": 0.47999
}

Semantic roles & 50–950 ramp

primary

#B3C137

secondary

#8F89CB

accent

#49DF58

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141409

muted

#83827B

Preview Lab

Preview with #B3C137

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

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