#B9CD3B#B9CD3B

#B9CD3B is a light, vivid yellow. Relative luminance 0.543; OKLCH L 80.7% C 0.166 H 117.1°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#B9CD3B
RGB	rgb(185, 205, 59)
HSL	hsl(68, 59%, 52%)
HSV	hsv(68, 71%, 80%)
CMYK	cmyk(9.8%, 0%, 71.2%, 19.6%)
CIE-LAB	lab(78.63, -25.17, 66.29)
CIE-LCH	lch(78.63, 70.91, 110.79°)
OKLab	oklab(80.72% -0.0754 0.1475)
OKLCH	oklch(80.72% 0.166 117.1)
XYZ	xyz(42.6293, 54.2932, 12.3708)
Luminance	0.5429 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9CD3B #4F3BCD

analogous

#CD983B #B9CD3B #70CD3B

triadic

#B9CD3B #3BB9CD #CD3BB9

tetradic

#B9CD3B #3BCD98 #4F3BCD #CD3B70

square

#B9CD3B #3BCD98 #4F3BCD #CD3B70

split-complementary

#B9CD3B #3B70CD #983BCD

monochromatic

#65711D #91A229 #B9CD3B #CAD96C #DCE69D

Accessibility & contrast

On white

1.77

#B9CD3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#B9CD3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9CD3B

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9CD3B	#FFFFFF	#000000	##000000
##B9CD3B	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC220

Deuteranopia (green-blind)

#D9C347

Tritanopia (blue-blind)

#C4C2B1

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b9cd3b;
/* rgb */ color: rgb(185, 205, 59);
/* oklch */ color: oklch(80.7% 0.166 117.1);

Tailwind

colors: {
  custom: {
    50: '#d1dc7b',
    500: '#b9cd3b',
    950: '#000000',
  },
}

SCSS

$custom: #b9cd3b;
$custom-light: #d1dc7b;
$custom-dark: #000000;

JSON

{
  "hex": "#b9cd3b",
  "rgb": {
    "r": 185,
    "g": 205,
    "b": 59
  },
  "hsl": {
    "h": 68.219,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.80717,
    "c": 0.16562,
    "h": 117.1
  },
  "luminance": 0.54293
}

Semantic roles & 50–950 ramp

primary

#B9CD3B

secondary

#3C327A

accent

#45E35B

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B9CD3B

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

Preview Lab → · Contrast checker → · Palette generator →