#B1BB53#B1BB53

#B1BB53 is a light, vivid yellow. Relative luminance 0.455; OKLCH L 76.3% C 0.129 H 114.0°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#B1BB53
RGB	rgb(177, 187, 83)
HSL	hsl(66, 43%, 53%)
HSV	hsv(66, 56%, 73%)
CMYK	cmyk(5.3%, 0%, 55.6%, 26.7%)
CIE-LAB	lab(73.23, -18.00, 50.56)
CIE-LCH	lch(73.23, 53.67, 109.60°)
OKLab	oklab(76.3% -0.0525 0.1177)
OKLCH	oklch(76.3% 0.129 114)
XYZ	xyz(37.4639, 45.5129, 14.9932)
Luminance	0.4551 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BB53 #5D53BB

analogous

#BB9153 #B1BB53 #7DBB53

triadic

#B1BB53 #53B1BB #BB53B1

tetradic

#B1BB53 #53BB91 #5D53BB #BB537D

square

#B1BB53 #53BB91 #5D53BB #BB537D

split-complementary

#B1BB53 #537DBB #9153BB

monochromatic

#646A2A #8D963B #B1BB53 #C5CC7F #D9DEAB

Accessibility & contrast

On white

2.08

#B1BB53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#B1BB53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BB53

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BB53	#FFFFFF	#000000	##000000
##B1BB53	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B348

Deuteranopia (green-blind)

#C7B559

Tritanopia (blue-blind)

#BBB1A4

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b1bb53;
/* rgb */ color: rgb(177, 187, 83);
/* oklch */ color: oklch(76.3% 0.129 114.0);

Tailwind

colors: {
  custom: {
    50: '#cacf87',
    500: '#b1bb53',
    950: '#000000',
  },
}

SCSS

$custom: #b1bb53;
$custom-light: #cacf87;
$custom-dark: #000000;

JSON

{
  "hex": "#b1bb53",
  "rgb": {
    "r": 177,
    "g": 187,
    "b": 83
  },
  "hsl": {
    "h": 65.769,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.76298,
    "c": 0.12893,
    "h": 114
  },
  "luminance": 0.45512
}

Semantic roles & 50–950 ramp

primary

#B1BB53

secondary

#A39ECB

accent

#55D361

background

#FCFCF8

surface

#F9F9F0

border

#D2D2CB

text

#14130B

muted

#82827C

Preview Lab

Preview with #B1BB53

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

Preview Lab → · Contrast checker → · Palette generator →