#B3C537#B3C537

#B3C537 is a light, vivid yellow. Relative luminance 0.498; OKLCH L 78.4% C 0.161 H 116.6°. Best body text is #000000 at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#B3C537
RGB	rgb(179, 197, 55)
HSL	hsl(68, 56%, 49%)
HSV	hsv(68, 72%, 77%)
CMYK	cmyk(9.1%, 0%, 72.1%, 22.7%)
CIE-LAB	lab(75.94, -23.97, 64.93)
CIE-LCH	lch(75.94, 69.21, 110.26°)
OKLab	oklab(78.44% -0.0721 0.1441)
OKLCH	oklch(78.44% 0.161 116.6)
XYZ	xyz(39.2472, 49.7926, 11.1571)
Luminance	0.4979 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C537 #4937C5

analogous

#C59037 #B3C537 #6CC537

triadic

#B3C537 #37B3C5 #C537B3

tetradic

#B3C537 #37C590 #4937C5 #C5376C

square

#B3C537 #37C590 #4937C5 #C5376C

split-complementary

#B3C537 #376CC5 #9037C5

monochromatic

#5C651C #88952A #B3C537 #C6D465 #D8E195

Accessibility & contrast

On white

1.92

#B3C537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.96

#B3C537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C537

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C537	#FFFFFF	#000000	##000000
##B3C537	1.00	1.92	10.96	10.96
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.96	21.00	1.00	1.00
##000000	10.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB1C

Deuteranopia (green-blind)

#D1BC43

Tritanopia (blue-blind)

#BEBAAA

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b3c537;
/* rgb */ color: rgb(179, 197, 55);
/* oklch */ color: oklch(78.4% 0.161 116.6);

Tailwind

colors: {
  custom: {
    50: '#cdd678',
    500: '#b3c537',
    950: '#000000',
  },
}

SCSS

$custom: #b3c537;
$custom-light: #cdd678;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c537",
  "rgb": {
    "r": 179,
    "g": 197,
    "b": 55
  },
  "hsl": {
    "h": 67.606,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.78439,
    "c": 0.16115,
    "h": 116.6
  },
  "luminance": 0.49792
}

Semantic roles & 50–950 ramp

primary

#B3C537

secondary

#938BCD

accent

#48E05B

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#141409

muted

#83837B

Preview Lab

Preview with #B3C537

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

Preview Lab → · Contrast checker → · Palette generator →