#B3B538#B3B538

#B3B538 is a light, vivid yellow. Relative luminance 0.429; OKLCH L 74.9% C 0.143 H 110.3°. Best body text is #000000 at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#B3B538
RGB	rgb(179, 181, 56)
HSL	hsl(61, 53%, 46%)
HSV	hsv(61, 69%, 71%)
CMYK	cmyk(1.1%, 0%, 69.1%, 29%)
CIE-LAB	lab(71.50, -15.96, 60.21)
CIE-LCH	lch(71.50, 62.29, 104.85°)
OKLab	oklab(74.88% -0.0497 0.1343)
OKLCH	oklch(74.88% 0.143 110.3)
XYZ	xyz(35.8293, 42.9180, 10.1372)
Luminance	0.4292 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3B538 #3A38B5

analogous

#B57938 #B3B538 #75B538

triadic

#B3B538 #38B3B5 #B538B3

tetradic

#B3B538 #38B579 #3A38B5 #B53875

square

#B3B538 #38B579 #3A38B5 #B53875

split-complementary

#B3B538 #3875B5 #7938B5

monochromatic

#57581B #85862A #B3B538 #CBCD5D #DADB8C

Accessibility & contrast

On white

2.19

#B3B538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.58

#B3B538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3B538

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3B538	#FFFFFF	#000000	##000000
##B3B538	1.00	2.19	9.58	9.58
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.58	21.00	1.00	1.00
##000000	9.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD24

Deuteranopia (green-blind)

#C4B141

Tritanopia (blue-blind)

#BFAA9C

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #b3b538;
/* rgb */ color: rgb(179, 181, 56);
/* oklch */ color: oklch(74.9% 0.143 110.3);

Tailwind

colors: {
  custom: {
    50: '#cdca76',
    500: '#b3b538',
    950: '#000000',
  },
}

SCSS

$custom: #b3b538;
$custom-light: #cdca76;
$custom-dark: #000000;

JSON

{
  "hex": "#b3b538",
  "rgb": {
    "r": 179,
    "g": 181,
    "b": 56
  },
  "hsl": {
    "h": 60.96,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.74882,
    "c": 0.14324,
    "h": 110.3
  },
  "luminance": 0.42917
}

Semantic roles & 50–950 ramp

primary

#B3B538

secondary

#8483C6

accent

#4CDC4E

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B3B538

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

Preview Lab → · Contrast checker → · Palette generator →