#BBB738#BBB738

#BBB738 is a light, vivid yellow. Relative luminance 0.447; OKLCH L 76.0% C 0.144 H 107.6°. Best body text is #000000 at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#BBB738
RGB	rgb(187, 183, 56)
HSL	hsl(58, 54%, 48%)
HSV	hsv(58, 70%, 73%)
CMYK	cmyk(0%, 2.1%, 70.1%, 26.7%)
CIE-LAB	lab(72.71, -13.55, 61.63)
CIE-LCH	lch(72.71, 63.10, 102.40°)
OKLab	oklab(76.01% -0.0434 0.1371)
OKLCH	oklch(76.01% 0.144 107.6)
XYZ	xyz(38.1422, 44.7186, 10.3630)
Luminance	0.4472 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB738 #383CBB

analogous

#BB7638 #BBB738 #7DBB38

triadic

#BBB738 #38BBB7 #B738BB

tetradic

#BBB738 #38BB76 #383CBB #BB387D

square

#BBB738 #38BB76 #383CBB #BB387D

split-complementary

#BBB738 #387DBB #7638BB

monochromatic

#5D5B1C #8C892A #BBB738 #D0CC61 #DEDB90

Accessibility & contrast

On white

2.11

#BBB738 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.94

#BBB738 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB738

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB738	#FFFFFF	#000000	##000000
##BBB738	1.00	2.11	9.94	9.94
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.94	21.00	1.00	1.00
##000000	9.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B023

Deuteranopia (green-blind)

#C9B541

Tritanopia (blue-blind)

#C8AB9E

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #bbb738;
/* rgb */ color: rgb(187, 183, 56);
/* oklch */ color: oklch(76.0% 0.144 107.6);

Tailwind

colors: {
  custom: {
    50: '#d3cc77',
    500: '#bbb738',
    950: '#000000',
  },
}

SCSS

$custom: #bbb738;
$custom-light: #d3cc77;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb738",
  "rgb": {
    "r": 187,
    "g": 183,
    "b": 56
  },
  "hsl": {
    "h": 58.168,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.76005,
    "c": 0.14376,
    "h": 107.6
  },
  "luminance": 0.44717
}

Semantic roles & 50–950 ramp

primary

#BBB738

secondary

#8688C8

accent

#4FDD4B

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#151309

muted

#83827B

Preview Lab

Preview with #BBB738

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

Preview Lab → · Contrast checker → · Palette generator →