#B3BC37#B3BC37

#B3BC37 is a light, vivid yellow. Relative luminance 0.458; OKLCH L 76.4% C 0.151 H 113.3°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#B3BC37
RGB	rgb(179, 188, 55)
HSL	hsl(64, 55%, 48%)
HSV	hsv(64, 71%, 74%)
CMYK	cmyk(4.8%, 0%, 70.7%, 26.3%)
CIE-LAB	lab(73.43, -19.54, 62.49)
CIE-LCH	lch(73.43, 65.47, 107.36°)
OKLab	oklab(76.43% -0.0598 0.139)
OKLCH	oklch(76.43% 0.151 113.3)
XYZ	xyz(37.2643, 45.8268, 10.4961)
Luminance	0.4583 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3BC37 #4037BC

analogous

#BC8237 #B3BC37 #71BC37

triadic

#B3BC37 #37B3BC #BC37B3

tetradic

#B3BC37 #37BC82 #4037BC #BC3771

square

#B3BC37 #37BC82 #4037BC #BC3771

split-complementary

#B3BC37 #3771BC #8237BC

monochromatic

#595D1B #868D29 #B3BC37 #C9D060 #D9DE8F

Accessibility & contrast

On white

2.07

#B3BC37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#B3BC37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3BC37

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3BC37	#FFFFFF	#000000	##000000
##B3BC37	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB320

Deuteranopia (green-blind)

#CAB641

Tritanopia (blue-blind)

#BFB1A2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b3bc37;
/* rgb */ color: rgb(179, 188, 55);
/* oklch */ color: oklch(76.4% 0.151 113.3);

Tailwind

colors: {
  custom: {
    50: '#cdd077',
    500: '#b3bc37',
    950: '#000000',
  },
}

SCSS

$custom: #b3bc37;
$custom-light: #cdd077;
$custom-dark: #000000;

JSON

{
  "hex": "#b3bc37",
  "rgb": {
    "r": 179,
    "g": 188,
    "b": 55
  },
  "hsl": {
    "h": 64.06,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.76427,
    "c": 0.15129,
    "h": 113.3
  },
  "luminance": 0.45826
}

Semantic roles & 50–950 ramp

primary

#B3BC37

secondary

#8A86C9

accent

#4ADE54

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141309

muted

#83827B

Preview Lab

Preview with #B3BC37

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

Preview Lab → · Contrast checker → · Palette generator →