#B4BC3B#B4BC3B

#B4BC3B is a light, vivid yellow. Relative luminance 0.460; OKLCH L 76.5% C 0.148 H 112.9°. Best body text is #000000 at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#B4BC3B
RGB	rgb(180, 188, 59)
HSL	hsl(64, 52%, 48%)
HSV	hsv(64, 69%, 74%)
CMYK	cmyk(4.3%, 0%, 68.6%, 26.3%)
CIE-LAB	lab(73.54, -18.90, 61.13)
CIE-LCH	lch(73.54, 63.99, 107.18°)
OKLab	oklab(76.54% -0.0577 0.1367)
OKLCH	oklch(76.54% 0.148 112.9)
XYZ	xyz(37.5961, 45.9863, 11.0326)
Luminance	0.4599 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4BC3B #433BBC

analogous

#BC833B #B4BC3B #73BC3B

triadic

#B4BC3B #3BB4BC #BC3BB4

tetradic

#B4BC3B #3BBC83 #433BBC #BC3B73

square

#B4BC3B #3BBC83 #433BBC #BC3B73

split-complementary

#B4BC3B #3B73BC #833BBC

monochromatic

#5B5F1E #878D2C #B4BC3B #C8CF65 #D9DD94

Accessibility & contrast

On white

2.06

#B4BC3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.20

#B4BC3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4BC3B

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4BC3B	#FFFFFF	#000000	##000000
##B4BC3B	1.00	2.06	10.20	10.20
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.20	21.00	1.00	1.00
##000000	10.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB327

Deuteranopia (green-blind)

#CAB644

Tritanopia (blue-blind)

#C0B1A2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b4bc3b;
/* rgb */ color: rgb(180, 188, 59);
/* oklch */ color: oklch(76.5% 0.148 112.9);

Tailwind

colors: {
  custom: {
    50: '#ced079',
    500: '#b4bc3b',
    950: '#000000',
  },
}

SCSS

$custom: #b4bc3b;
$custom-light: #ced079;
$custom-dark: #000000;

JSON

{
  "hex": "#b4bc3b",
  "rgb": {
    "r": 180,
    "g": 188,
    "b": 59
  },
  "hsl": {
    "h": 63.721,
    "s": 52.227,
    "l": 48.431
  },
  "oklch": {
    "l": 0.76537,
    "c": 0.14841,
    "h": 112.9
  },
  "luminance": 0.45986
}

Semantic roles & 50–950 ramp

primary

#B4BC3B

secondary

#8E8AC9

accent

#4CDC55

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141309

muted

#83827B

Preview Lab

Preview with #B4BC3B

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

Preview Lab → · Contrast checker → · Palette generator →