#B5BB3F#B5BB3F

#B5BB3F is a light, vivid yellow. Relative luminance 0.457; OKLCH L 76.4% C 0.144 H 112.0°. Best body text is #000000 at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#B5BB3F
RGB	rgb(181, 187, 63)
HSL	hsl(63, 50%, 49%)
HSV	hsv(63, 66%, 73%)
CMYK	cmyk(3.2%, 0%, 66.3%, 26.7%)
CIE-LAB	lab(73.37, -17.75, 59.43)
CIE-LCH	lch(73.37, 62.02, 106.63°)
OKLab	oklab(76.43% -0.0541 0.1338)
OKLCH	oklch(76.43% 0.144 112)
XYZ	xyz(37.7247, 45.7242, 11.5401)
Luminance	0.4572 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5BB3F #453FBB

analogous

#BB833F #B5BB3F #77BB3F

triadic

#B5BB3F #3FB5BB #BB3FB5

tetradic

#B5BB3F #3FBB83 #453FBB #BB3F77

square

#B5BB3F #3FBB83 #453FBB #BB3F77

split-complementary

#B5BB3F #3F77BB #833FBB

monochromatic

#5C5F20 #898D30 #B5BB3F #C8CD6A #D9DC98

Accessibility & contrast

On white

2.07

#B5BB3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.14

#B5BB3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5BB3F

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5BB3F	#FFFFFF	#000000	##000000
##B5BB3F	1.00	2.07	10.14	10.14
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.14	21.00	1.00	1.00
##000000	10.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B32D

Deuteranopia (green-blind)

#C9B648

Tritanopia (blue-blind)

#C1B0A2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b5bb3f;
/* rgb */ color: rgb(181, 187, 63);
/* oklch */ color: oklch(76.4% 0.144 112.0);

Tailwind

colors: {
  custom: {
    50: '#cecf7b',
    500: '#b5bb3f',
    950: '#000000',
  },
}

SCSS

$custom: #b5bb3f;
$custom-light: #cecf7b;
$custom-dark: #000000;

JSON

{
  "hex": "#b5bb3f",
  "rgb": {
    "r": 181,
    "g": 187,
    "b": 63
  },
  "hsl": {
    "h": 62.903,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.76429,
    "c": 0.14431,
    "h": 112
  },
  "luminance": 0.45723
}

Semantic roles & 50–950 ramp

primary

#B5BB3F

secondary

#918EC8

accent

#4FD955

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14130A

muted

#83827C

Preview Lab

Preview with #B5BB3F

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

Preview Lab → · Contrast checker → · Palette generator →