#B9C03A#B9C03A

#B9C03A is a light, vivid yellow. Relative luminance 0.483; OKLCH L 77.8% C 0.152 H 112.4°. Best body text is #000000 at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#B9C03A
RGB	rgb(185, 192, 58)
HSL	hsl(63, 54%, 49%)
HSV	hsv(63, 70%, 75%)
CMYK	cmyk(3.6%, 0%, 69.8%, 24.7%)
CIE-LAB	lab(75.03, -18.84, 63.12)
CIE-LCH	lch(75.03, 65.87, 106.62°)
OKLab	oklab(77.82% -0.0579 0.1406)
OKLCH	oklch(77.82% 0.152 112.4)
XYZ	xyz(39.6222, 48.3200, 11.2416)
Luminance	0.4832 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C03A #413AC0

analogous

#C0843A #B9C03A #76C03A

triadic

#B9C03A #3AB9C0 #C03AB9

tetradic

#B9C03A #3AC084 #413AC0 #C03A76

square

#B9C03A #3AC084 #413AC0 #C03A76

split-complementary

#B9C03A #3A76C0 #843AC0

monochromatic

#5E621E #8C912C #B9C03A #CBD166 #DBDF95

Accessibility & contrast

On white

1.97

#B9C03A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.66

#B9C03A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C03A

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C03A	#FFFFFF	#000000	##000000
##B9C03A	1.00	1.97	10.66	10.66
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.66	21.00	1.00	1.00
##000000	10.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB724

Deuteranopia (green-blind)

#CFBA44

Tritanopia (blue-blind)

#C5B4A6

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #b9c03a;
/* rgb */ color: rgb(185, 192, 58);
/* oklch */ color: oklch(77.8% 0.152 112.4);

Tailwind

colors: {
  custom: {
    50: '#d1d279',
    500: '#b9c03a',
    950: '#000000',
  },
}

SCSS

$custom: #b9c03a;
$custom-light: #d1d279;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c03a",
  "rgb": {
    "r": 185,
    "g": 192,
    "b": 58
  },
  "hsl": {
    "h": 63.134,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.77823,
    "c": 0.15207,
    "h": 112.4
  },
  "luminance": 0.48319
}

Semantic roles & 50–950 ramp

primary

#B9C03A

secondary

#8F8BCA

accent

#4BDD52

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B9C03A

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

Preview Lab → · Contrast checker → · Palette generator →