#B9D03F#B9D03F

#B9D03F is a light, vivid yellow. Relative luminance 0.558; OKLCH L 81.4% C 0.167 H 118.1°. Best body text is #000000 at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#B9D03F
RGB	rgb(185, 208, 63)
HSL	hsl(70, 61%, 53%)
HSV	hsv(70, 70%, 82%)
CMYK	cmyk(11.1%, 0%, 69.7%, 18.4%)
CIE-LAB	lab(79.49, -26.40, 65.71)
CIE-LCH	lch(79.49, 70.81, 111.89°)
OKLab	oklab(81.42% -0.0785 0.1469)
OKLCH	oklch(81.42% 0.167 118.1)
XYZ	xyz(43.4616, 55.7853, 13.1797)
Luminance	0.5578 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D03F #563FD0

analogous

#D09E3F #B9D03F #70D03F

triadic

#B9D03F #3FB9D0 #D03FB9

tetradic

#B9D03F #3FD09E #563FD0 #D03F70

square

#B9D03F #3FD09E #563FD0 #D03F70

split-complementary

#B9D03F #3F70D0 #9E3FD0

monochromatic

#69771D #94A929 #B9D03F #CBDC70 #DDE8A1

Accessibility & contrast

On white

1.73

#B9D03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.16

#B9D03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D03F

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D03F	#FFFFFF	#000000	##000000
##B9D03F	1.00	1.73	12.16	12.16
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.16	21.00	1.00	1.00
##000000	12.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC527

Deuteranopia (green-blind)

#DBC64B

Tritanopia (blue-blind)

#C4C5B3

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #b9d03f;
/* rgb */ color: rgb(185, 208, 63);
/* oklch */ color: oklch(81.4% 0.167 118.1);

Tailwind

colors: {
  custom: {
    50: '#d1de7d',
    500: '#b9d03f',
    950: '#000000',
  },
}

SCSS

$custom: #b9d03f;
$custom-light: #d1de7d;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d03f",
  "rgb": {
    "r": 185,
    "g": 208,
    "b": 63
  },
  "hsl": {
    "h": 69.517,
    "s": 60.669,
    "l": 53.137
  },
  "oklch": {
    "l": 0.81416,
    "c": 0.16651,
    "h": 118.1
  },
  "luminance": 0.55785
}

Semantic roles & 50–950 ramp

primary

#B9D03F

secondary

#403480

accent

#44E45D

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B9D03F

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

Preview Lab → · Contrast checker → · Palette generator →