#B1B628#B1B628

#B1B628 is a light, vivid yellow. Relative luminance 0.430; OKLCH L 74.8% C 0.154 H 111.7°. Best body text is #000000 at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#B1B628
RGB	rgb(177, 182, 40)
HSL	hsl(62, 64%, 44%)
HSV	hsv(62, 78%, 71%)
CMYK	cmyk(2.7%, 0%, 78%, 28.6%)
CIE-LAB	lab(71.53, -18.05, 65.62)
CIE-LCH	lch(71.53, 68.06, 105.38°)
OKLab	oklab(74.83% -0.0569 0.143)
OKLCH	oklch(74.83% 0.154 111.7)
XYZ	xyz(35.2436, 42.9571, 8.4421)
Luminance	0.4296 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B628 #2D28B6

analogous

#B67428 #B1B628 #6AB628

triadic

#B1B628 #28B1B6 #B628B1

tetradic

#B1B628 #28B674 #2D28B6 #B6286A

square

#B1B628 #28B674 #2D28B6 #B6286A

split-complementary

#B1B628 #286AB6 #7428B6

monochromatic

#4F5212 #80841D #B1B628 #D1D645 #DDE177

Accessibility & contrast

On white

2.19

#B1B628 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.59

#B1B628 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B628

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B628	#FFFFFF	#000000	##000000
##B1B628	1.00	2.19	9.59	9.59
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.59	21.00	1.00	1.00
##000000	9.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AD00

Deuteranopia (green-blind)

#C5B135

Tritanopia (blue-blind)

#BEAA9C

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #b1b628;
/* rgb */ color: rgb(177, 182, 40);
/* oklch */ color: oklch(74.8% 0.154 111.7);

Tailwind

colors: {
  custom: {
    50: '#cccb6f',
    500: '#b1b628',
    950: '#000000',
  },
}

SCSS

$custom: #b1b628;
$custom-light: #cccb6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b628",
  "rgb": {
    "r": 177,
    "g": 182,
    "b": 40
  },
  "hsl": {
    "h": 62.113,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.74835,
    "c": 0.15391,
    "h": 111.7
  },
  "luminance": 0.42956
}

Semantic roles & 50–950 ramp

primary

#B1B628

secondary

#7471C9

accent

#41E747

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B1B628

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

Preview Lab → · Contrast checker → · Palette generator →