#BBB539#BBB539

#BBB539 is a light, vivid yellow. Relative luminance 0.439; OKLCH L 75.6% C 0.141 H 106.6°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#BBB539
RGB	rgb(187, 181, 57)
HSL	hsl(57, 53%, 48%)
HSV	hsv(57, 70%, 73%)
CMYK	cmyk(0%, 3.2%, 69.5%, 26.7%)
CIE-LAB	lab(72.17, -12.48, 60.72)
CIE-LCH	lch(72.17, 61.99, 101.61°)
OKLab	oklab(75.58% -0.0403 0.1353)
OKLCH	oklch(75.58% 0.141 106.6)
XYZ	xyz(37.7574, 43.9093, 10.3565)
Luminance	0.4391 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB539 #393FBB

analogous

#BB7439 #BBB539 #80BB39

triadic

#BBB539 #39BBB5 #B539BB

tetradic

#BBB539 #39BB74 #393FBB #BB3980

square

#BBB539 #39BB74 #393FBB #BB3980

split-complementary

#BBB539 #3980BB #7439BB

monochromatic

#5D5A1C #8C882B #BBB539 #CFCA62 #DDDA91

Accessibility & contrast

On white

2.15

#BBB539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.78

#BBB539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB539

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB539	#FFFFFF	#000000	##000000
##BBB539	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)

#C4AE25

Deuteranopia (green-blind)

#C7B341

Tritanopia (blue-blind)

#C9A99C

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #bbb539;
/* rgb */ color: rgb(187, 181, 57);
/* oklch */ color: oklch(75.6% 0.141 106.6);

Tailwind

colors: {
  custom: {
    50: '#d3ca77',
    500: '#bbb539',
    950: '#000000',
  },
}

SCSS

$custom: #bbb539;
$custom-light: #d3ca77;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb539",
  "rgb": {
    "r": 187,
    "g": 181,
    "b": 57
  },
  "hsl": {
    "h": 57.231,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.75578,
    "c": 0.14118,
    "h": 106.6
  },
  "luminance": 0.43908
}

Semantic roles & 50–950 ramp

primary

#BBB539

secondary

#878AC8

accent

#52DD4B

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#151309

muted

#83827B

Preview Lab

Preview with #BBB539

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

Preview Lab → · Contrast checker → · Palette generator →