#BBB538#BBB538

#BBB538 is a light, vivid yellow. Relative luminance 0.439; OKLCH L 75.6% C 0.142 H 106.6°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#BBB538
RGB	rgb(187, 181, 56)
HSL	hsl(57, 54%, 48%)
HSV	hsv(57, 70%, 73%)
CMYK	cmyk(0%, 3.2%, 70.1%, 26.7%)
CIE-LAB	lab(72.16, -12.53, 61.09)
CIE-LCH	lch(72.16, 62.36, 101.59°)
OKLab	oklab(75.57% -0.0405 0.1359)
OKLCH	oklch(75.57% 0.142 106.6)
XYZ	xyz(37.7327, 43.8994, 10.2264)
Luminance	0.4390 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB538 #383EBB

analogous

#BB7438 #BBB538 #7FBB38

triadic

#BBB538 #38BBB5 #B538BB

tetradic

#BBB538 #38BB74 #383EBB #BB387F

square

#BBB538 #38BB74 #383EBB #BB387F

split-complementary

#BBB538 #387FBB #7438BB

monochromatic

#5D5A1C #8C872A #BBB538 #D0CA61 #DEDA90

Accessibility & contrast

On white

2.15

#BBB538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.78

#BBB538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB538

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB538	#FFFFFF	#000000	##000000
##BBB538	1.00	2.15	9.78	9.78
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.78	21.00	1.00	1.00
##000000	9.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AE24

Deuteranopia (green-blind)

#C7B341

Tritanopia (blue-blind)

#C9A99C

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #bbb538;
/* rgb */ color: rgb(187, 181, 56);
/* oklch */ color: oklch(75.6% 0.142 106.6);

Tailwind

colors: {
  custom: {
    50: '#d3ca77',
    500: '#bbb538',
    950: '#000000',
  },
}

SCSS

$custom: #bbb538;
$custom-light: #d3ca77;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb538",
  "rgb": {
    "r": 187,
    "g": 181,
    "b": 56
  },
  "hsl": {
    "h": 57.252,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.75571,
    "c": 0.14184,
    "h": 106.6
  },
  "luminance": 0.43898
}

Semantic roles & 50–950 ramp

primary

#BBB538

secondary

#8689C8

accent

#51DD4B

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BBB538

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

Preview Lab → · Contrast checker → · Palette generator →