#B9C143#B9C143

#B9C143 is a light, vivid yellow. Relative luminance 0.489; OKLCH L 78.1% C 0.147 H 112.8°. Best body text is #000000 at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#B9C143
RGB	rgb(185, 193, 67)
HSL	hsl(64, 50%, 51%)
HSV	hsv(64, 65%, 76%)
CMYK	cmyk(4.1%, 0%, 65.3%, 24.3%)
CIE-LAB	lab(75.36, -18.83, 59.99)
CIE-LCH	lch(75.36, 62.88, 107.43°)
OKLab	oklab(78.11% -0.057 0.1355)
OKLCH	oklch(78.11% 0.147 112.8)
XYZ	xyz(40.0918, 48.8603, 12.6281)
Luminance	0.4886 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C143 #4B43C1

analogous

#C18A43 #B9C143 #7AC143

triadic

#B9C143 #43B9C1 #C143B9

tetradic

#B9C143 #43C18A #4B43C1 #C1437A

square

#B9C143 #43C18A #4B43C1 #C1437A

split-complementary

#B9C143 #437AC1 #8A43C1

monochromatic

#636722 #8F9531 #B9C143 #CAD071 #DBDF9F

Accessibility & contrast

On white

1.95

#B9C143 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.77

#B9C143 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C143

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C143	#FFFFFF	#000000	##000000
##B9C143	1.00	1.95	10.77	10.77
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.77	21.00	1.00	1.00
##000000	10.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB832

Deuteranopia (green-blind)

#CFBB4C

Tritanopia (blue-blind)

#C5B6A7

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b9c143;
/* rgb */ color: rgb(185, 193, 67);
/* oklch */ color: oklch(78.1% 0.147 112.8);

Tailwind

colors: {
  custom: {
    50: '#d1d37e',
    500: '#b9c143',
    950: '#000000',
  },
}

SCSS

$custom: #b9c143;
$custom-light: #d1d37e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c143",
  "rgb": {
    "r": 185,
    "g": 193,
    "b": 67
  },
  "hsl": {
    "h": 63.81,
    "s": 50.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.78114,
    "c": 0.14697,
    "h": 112.8
  },
  "luminance": 0.48859
}

Semantic roles & 50–950 ramp

primary

#B9C143

secondary

#9894CC

accent

#4EDA57

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#14140A

muted

#83827C

Preview Lab

Preview with #B9C143

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

Preview Lab → · Contrast checker → · Palette generator →