#BBB638#BBB638

#BBB638 is a light, vivid yellow. Relative luminance 0.443; OKLCH L 75.8% C 0.143 H 107.1°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#BBB638
RGB	rgb(187, 182, 56)
HSL	hsl(58, 54%, 48%)
HSV	hsv(58, 70%, 73%)
CMYK	cmyk(0%, 2.7%, 70.1%, 26.7%)
CIE-LAB	lab(72.43, -13.04, 61.36)
CIE-LCH	lch(72.43, 62.73, 102.00°)
OKLab	oklab(75.79% -0.042 0.1365)
OKLCH	oklch(75.79% 0.143 107.1)
XYZ	xyz(37.9367, 44.3075, 10.2945)
Luminance	0.4431 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB638 #383DBB

analogous

#BB7538 #BBB638 #7EBB38

triadic

#BBB638 #38BBB6 #B638BB

tetradic

#BBB638 #38BB75 #383DBB #BB387E

square

#BBB638 #38BB75 #383DBB #BB387E

split-complementary

#BBB638 #387EBB #7538BB

monochromatic

#5D5A1C #8C882A #BBB638 #D0CB61 #DEDB90

Accessibility & contrast

On white

2.13

#BBB638 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#BBB638 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB638

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB638	#FFFFFF	#000000	##000000
##BBB638	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF23

Deuteranopia (green-blind)

#C8B441

Tritanopia (blue-blind)

#C9AA9D

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #bbb638;
/* rgb */ color: rgb(187, 182, 56);
/* oklch */ color: oklch(75.8% 0.143 107.1);

Tailwind

colors: {
  custom: {
    50: '#d3cb77',
    500: '#bbb638',
    950: '#000000',
  },
}

SCSS

$custom: #bbb638;
$custom-light: #d3cb77;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb638",
  "rgb": {
    "r": 187,
    "g": 182,
    "b": 56
  },
  "hsl": {
    "h": 57.71,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.75788,
    "c": 0.1428,
    "h": 107.1
  },
  "luminance": 0.44306
}

Semantic roles & 50–950 ramp

primary

#BBB638

secondary

#8689C8

accent

#50DD4B

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BBB638

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

Preview Lab → · Contrast checker → · Palette generator →