#B5B738#B5B738

#B5B738 is a light, vivid yellow. Relative luminance 0.440; OKLCH L 75.5% C 0.145 H 110.3°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#B5B738
RGB	rgb(181, 183, 56)
HSL	hsl(61, 53%, 47%)
HSV	hsv(61, 69%, 72%)
CMYK	cmyk(1.1%, 0%, 69.4%, 28.2%)
CIE-LAB	lab(72.21, -16.12, 60.98)
CIE-LCH	lch(72.21, 63.07, 104.81°)
OKLab	oklab(75.49% -0.0503 0.1359)
OKLCH	oklch(75.49% 0.145 110.3)
XYZ	xyz(36.7046, 43.9773, 10.2956)
Luminance	0.4398 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B738 #3A38B7

analogous

#B77A38 #B5B738 #76B738

triadic

#B5B738 #38B5B7 #B738B5

tetradic

#B5B738 #38B77A #3A38B7 #B73876

square

#B5B738 #38B77A #3A38B7 #B73876

split-complementary

#B5B738 #3876B7 #7A38B7

monochromatic

#58591B #87882A #B5B738 #CCCE5E #DBDC8D

Accessibility & contrast

On white

2.14

#B5B738 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.80

#B5B738 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B738

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B738	#FFFFFF	#000000	##000000
##B5B738	1.00	2.14	9.80	9.80
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.80	21.00	1.00	1.00
##000000	9.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF23

Deuteranopia (green-blind)

#C7B341

Tritanopia (blue-blind)

#C2AC9E

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b5b738;
/* rgb */ color: rgb(181, 183, 56);
/* oklch */ color: oklch(75.5% 0.145 110.3);

Tailwind

colors: {
  custom: {
    50: '#cecc77',
    500: '#b5b738',
    950: '#000000',
  },
}

SCSS

$custom: #b5b738;
$custom-light: #cecc77;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b738",
  "rgb": {
    "r": 181,
    "g": 183,
    "b": 56
  },
  "hsl": {
    "h": 60.945,
    "s": 53.138,
    "l": 46.863
  },
  "oklch": {
    "l": 0.75492,
    "c": 0.14488,
    "h": 110.3
  },
  "luminance": 0.43976
}

Semantic roles & 50–950 ramp

primary

#B5B738

secondary

#8584C7

accent

#4BDD4E

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B5B738

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

Preview Lab → · Contrast checker → · Palette generator →