#B1BF2A#B1BF2A

#B1BF2A is a light, vivid yellow. Relative luminance 0.468; OKLCH L 76.9% C 0.162 H 115.1°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#B1BF2A
RGB	rgb(177, 191, 42)
HSL	hsl(66, 64%, 46%)
HSV	hsv(66, 78%, 75%)
CMYK	cmyk(7.3%, 0%, 78%, 25.1%)
CIE-LAB	lab(74.05, -22.45, 67.30)
CIE-LCH	lch(74.05, 70.95, 108.45°)
OKLab	oklab(76.86% -0.0689 0.1469)
OKLCH	oklch(76.86% 0.162 115.1)
XYZ	xyz(37.1813, 46.7765, 9.2602)
Luminance	0.4678 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BF2A #382ABF

analogous

#BF832A #B1BF2A #66BF2A

triadic

#B1BF2A #2AB1BF #BF2AB1

tetradic

#B1BF2A #2ABF83 #382ABF #BF2A66

square

#B1BF2A #2ABF83 #382ABF #BF2A66

split-complementary

#B1BF2A #2A66BF #832ABF

monochromatic

#545B14 #838D1F #B1BF2A #CBD84E #DAE380

Accessibility & contrast

On white

2.03

#B1BF2A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#B1BF2A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BF2A

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BF2A	#FFFFFF	#000000	##000000
##B1BF2A	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB500

Deuteranopia (green-blind)

#CCB738

Tritanopia (blue-blind)

#BDB4A4

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #b1bf2a;
/* rgb */ color: rgb(177, 191, 42);
/* oklch */ color: oklch(76.9% 0.162 115.1);

Tailwind

colors: {
  custom: {
    50: '#ccd271',
    500: '#b1bf2a',
    950: '#000000',
  },
}

SCSS

$custom: #b1bf2a;
$custom-light: #ccd271;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bf2a",
  "rgb": {
    "r": 177,
    "g": 191,
    "b": 42
  },
  "hsl": {
    "h": 65.638,
    "s": 63.948,
    "l": 45.686
  },
  "oklch": {
    "l": 0.76858,
    "c": 0.1623,
    "h": 115.1
  },
  "luminance": 0.46776
}

Semantic roles & 50–950 ramp

primary

#B1BF2A

secondary

#8179CC

accent

#41E750

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141408

muted

#83827B

Preview Lab

Preview with #B1BF2A

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

Preview Lab → · Contrast checker → · Palette generator →