#B1BC3A#B1BC3A

#B1BC3A is a light, vivid yellow. Relative luminance 0.456; OKLCH L 76.3% C 0.150 H 114.1°. Best body text is #000000 at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#B1BC3A
RGB	rgb(177, 188, 58)
HSL	hsl(65, 53%, 48%)
HSV	hsv(65, 69%, 74%)
CMYK	cmyk(5.9%, 0%, 69.1%, 26.3%)
CIE-LAB	lab(73.30, -20.22, 61.20)
CIE-LCH	lch(73.30, 64.45, 108.28°)
OKLab	oklab(76.29% -0.0613 0.1368)
OKLCH	oklch(76.29% 0.15 114.1)
XYZ	xyz(36.8794, 45.6197, 10.8649)
Luminance	0.4562 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BC3A #453ABC

analogous

#BC863A #B1BC3A #70BC3A

triadic

#B1BC3A #3AB1BC #BC3AB1

tetradic

#B1BC3A #3ABC86 #453ABC #BC3A70

square

#B1BC3A #3ABC86 #453ABC #BC3A70

split-complementary

#B1BC3A #3A70BC #863ABC

monochromatic

#595E1D #858D2C #B1BC3A #C6CF64 #D7DE93

Accessibility & contrast

On white

2.07

#B1BC3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.12

#B1BC3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BC3A

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BC3A	#FFFFFF	#000000	##000000
##B1BC3A	1.00	2.07	10.12	10.12
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.12	21.00	1.00	1.00
##000000	10.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB325

Deuteranopia (green-blind)

#C9B544

Tritanopia (blue-blind)

#BCB1A2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b1bc3a;
/* rgb */ color: rgb(177, 188, 58);
/* oklch */ color: oklch(76.3% 0.150 114.1);

Tailwind

colors: {
  custom: {
    50: '#cbd078',
    500: '#b1bc3a',
    950: '#000000',
  },
}

SCSS

$custom: #b1bc3a;
$custom-light: #cbd078;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bc3a",
  "rgb": {
    "r": 177,
    "g": 188,
    "b": 58
  },
  "hsl": {
    "h": 65.077,
    "s": 52.846,
    "l": 48.235
  },
  "oklch": {
    "l": 0.76287,
    "c": 0.14991,
    "h": 114.1
  },
  "luminance": 0.45619
}

Semantic roles & 50–950 ramp

primary

#B1BC3A

secondary

#8E89C9

accent

#4CDC58

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#141309

muted

#82827B

Preview Lab

Preview with #B1BC3A

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

Preview Lab → · Contrast checker → · Palette generator →