#B1B229#B1B229

#B1B229 is a light, vivid yellow. Relative luminance 0.413; OKLCH L 74.0% C 0.149 H 110.0°. Best body text is #000000 at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#B1B229
RGB	rgb(177, 178, 41)
HSL	hsl(60, 63%, 43%)
HSV	hsv(60, 77%, 70%)
CMYK	cmyk(0.6%, 0%, 77%, 30.2%)
CIE-LAB	lab(70.42, -15.99, 64.32)
CIE-LCH	lch(70.42, 66.28, 103.96°)
OKLab	oklab(73.95% -0.0511 0.1404)
OKLCH	oklch(73.95% 0.149 110)
XYZ	xyz(34.4534, 41.3490, 8.2637)
Luminance	0.4135 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B229 #2A29B2

analogous

#B26E29 #B1B229 #6CB229

triadic

#B1B229 #29B1B2 #B229B1

tetradic

#B1B229 #29B26E #2A29B2 #B2296C

square

#B1B229 #29B26E #2A29B2 #B2296C

split-complementary

#B1B229 #296CB2 #6E29B2

monochromatic

#4E4F12 #80801E #B1B229 #D3D444 #DFDF76

Accessibility & contrast

On white

2.27

#B1B229 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.27

#B1B229 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B229

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B229	#FFFFFF	#000000	##000000
##B1B229	1.00	2.27	9.27	9.27
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.27	21.00	1.00	1.00
##000000	9.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA01

Deuteranopia (green-blind)

#C2AE35

Tritanopia (blue-blind)

#BEA699

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #b1b229;
/* rgb */ color: rgb(177, 178, 41);
/* oklch */ color: oklch(74.0% 0.149 110.0);

Tailwind

colors: {
  custom: {
    50: '#ccc86f',
    500: '#b1b229',
    950: '#000000',
  },
}

SCSS

$custom: #b1b229;
$custom-light: #ccc86f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b229",
  "rgb": {
    "r": 177,
    "g": 178,
    "b": 41
  },
  "hsl": {
    "h": 60.438,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.73952,
    "c": 0.14941,
    "h": 110
  },
  "luminance": 0.41348
}

Semantic roles & 50–950 ramp

primary

#B1B229

secondary

#7070C7

accent

#42E643

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B1B229

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

Preview Lab → · Contrast checker → · Palette generator →