#BBC03F#BBC03F

#BBC03F is a light, vivid yellow. Relative luminance 0.486; OKLCH L 78.0% C 0.148 H 111.5°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#BBC03F
RGB	rgb(187, 192, 63)
HSL	hsl(62, 51%, 50%)
HSV	hsv(62, 67%, 75%)
CMYK	cmyk(2.6%, 0%, 67.2%, 24.7%)
CIE-LAB	lab(75.22, -17.73, 61.47)
CIE-LCH	lch(75.22, 63.97, 106.09°)
OKLab	oklab(78.03% -0.0544 0.1379)
OKLCH	oklch(78.03% 0.148 111.5)
XYZ	xyz(40.2416, 48.6239, 11.9672)
Luminance	0.4862 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC03F #443FC0

analogous

#C0853F #BBC03F #7AC03F

triadic

#BBC03F #3FBBC0 #C03FBB

tetradic

#BBC03F #3FC085 #443FC0 #C03F7A

square

#BBC03F #3FC085 #443FC0 #C03F7A

split-complementary

#BBC03F #3F7AC0 #853FC0

monochromatic

#616421 #8E9230 #BBC03F #CBCF6D #DCDE9B

Accessibility & contrast

On white

1.96

#BBC03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#BBC03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC03F

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC03F	#FFFFFF	#000000	##000000
##BBC03F	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB72C

Deuteranopia (green-blind)

#CFBB48

Tritanopia (blue-blind)

#C8B4A6

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #bbc03f;
/* rgb */ color: rgb(187, 192, 63);
/* oklch */ color: oklch(78.0% 0.148 111.5);

Tailwind

colors: {
  custom: {
    50: '#d3d27b',
    500: '#bbc03f',
    950: '#000000',
  },
}

SCSS

$custom: #bbc03f;
$custom-light: #d3d27b;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc03f",
  "rgb": {
    "r": 187,
    "g": 192,
    "b": 63
  },
  "hsl": {
    "h": 62.326,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.78025,
    "c": 0.14825,
    "h": 111.5
  },
  "luminance": 0.48623
}

Semantic roles & 50–950 ramp

primary

#BBC03F

secondary

#9391CA

accent

#4EDA53

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#15140A

muted

#83827C

Preview Lab

Preview with #BBC03F

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

Preview Lab → · Contrast checker → · Palette generator →