#B4BC37#B4BC37

#B4BC37 is a light, vivid yellow. Relative luminance 0.459; OKLCH L 76.5% C 0.151 H 112.9°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#B4BC37
RGB	rgb(180, 188, 55)
HSL	hsl(64, 55%, 48%)
HSV	hsv(64, 71%, 74%)
CMYK	cmyk(4.3%, 0%, 70.7%, 26.3%)
CIE-LAB	lab(73.51, -19.11, 62.59)
CIE-LCH	lch(73.51, 65.45, 106.98°)
OKLab	oklab(76.51% -0.0587 0.1391)
OKLCH	oklch(76.51% 0.151 112.9)
XYZ	xyz(37.4963, 45.9464, 10.5070)
Luminance	0.4595 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4BC37 #3F37BC

analogous

#BC8137 #B4BC37 #71BC37

triadic

#B4BC37 #37B4BC #BC37B4

tetradic

#B4BC37 #37BC81 #3F37BC #BC3771

square

#B4BC37 #37BC81 #3F37BC #BC3771

split-complementary

#B4BC37 #3771BC #8137BC

monochromatic

#595D1B #878D29 #B4BC37 #CAD060 #DADE8F

Accessibility & contrast

On white

2.06

#B4BC37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#B4BC37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4BC37

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4BC37	#FFFFFF	#000000	##000000
##B4BC37	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB320

Deuteranopia (green-blind)

#CAB641

Tritanopia (blue-blind)

#C0B1A2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b4bc37;
/* rgb */ color: rgb(180, 188, 55);
/* oklch */ color: oklch(76.5% 0.151 112.9);

Tailwind

colors: {
  custom: {
    50: '#ced077',
    500: '#b4bc37',
    950: '#000000',
  },
}

SCSS

$custom: #b4bc37;
$custom-light: #ced077;
$custom-dark: #000000;

JSON

{
  "hex": "#b4bc37",
  "rgb": {
    "r": 180,
    "g": 188,
    "b": 55
  },
  "hsl": {
    "h": 63.609,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.76508,
    "c": 0.15101,
    "h": 112.9
  },
  "luminance": 0.45946
}

Semantic roles & 50–950 ramp

primary

#B4BC37

secondary

#8A86C9

accent

#4ADE53

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141309

muted

#83827B

Preview Lab

Preview with #B4BC37

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

Preview Lab → · Contrast checker → · Palette generator →