#B0B538#B0B538

#B0B538 is a light, vivid yellow. Relative luminance 0.426; OKLCH L 74.6% C 0.144 H 111.7°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#B0B538
RGB	rgb(176, 181, 56)
HSL	hsl(62, 53%, 46%)
HSV	hsv(62, 69%, 71%)
CMYK	cmyk(2.8%, 0%, 69.1%, 29%)
CIE-LAB	lab(71.26, -17.24, 59.89)
CIE-LCH	lch(71.26, 62.33, 106.06°)
OKLab	oklab(74.63% -0.0531 0.1337)
OKLCH	oklch(74.63% 0.144 111.7)
XYZ	xyz(35.1433, 42.5642, 10.1051)
Luminance	0.4256 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0B538 #3D38B5

analogous

#B57C38 #B0B538 #72B538

triadic

#B0B538 #38B0B5 #B538B0

tetradic

#B0B538 #38B57C #3D38B5 #B53872

square

#B0B538 #38B57C #3D38B5 #B53872

split-complementary

#B0B538 #3872B5 #7C38B5

monochromatic

#55581B #83862A #B0B538 #C8CD5D #D8DB8C

Accessibility & contrast

On white

2.21

#B0B538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#B0B538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B0B538

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0B538	#FFFFFF	#000000	##000000
##B0B538	1.00	2.21	9.51	9.51
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.51	21.00	1.00	1.00
##000000	9.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD24

Deuteranopia (green-blind)

#C3B041

Tritanopia (blue-blind)

#BCAA9C

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #b0b538;
/* rgb */ color: rgb(176, 181, 56);
/* oklch */ color: oklch(74.6% 0.144 111.7);

Tailwind

colors: {
  custom: {
    50: '#cbcb76',
    500: '#b0b538',
    950: '#000000',
  },
}

SCSS

$custom: #b0b538;
$custom-light: #cbcb76;
$custom-dark: #000000;

JSON

{
  "hex": "#b0b538",
  "rgb": {
    "r": 176,
    "g": 181,
    "b": 56
  },
  "hsl": {
    "h": 62.4,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.7463,
    "c": 0.14391,
    "h": 111.7
  },
  "luminance": 0.42563
}

Semantic roles & 50–950 ramp

primary

#B0B538

secondary

#8683C6

accent

#4CDC51

background

#FCFCF7

surface

#F9F8ED

border

#D2D1C8

text

#141309

muted

#82827B

Preview Lab

Preview with #B0B538

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

Preview Lab → · Contrast checker → · Palette generator →