#B9CC39#B9CC39

#B9CC39 is a light, vivid yellow. Relative luminance 0.538; OKLCH L 80.5% C 0.166 H 116.7°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#B9CC39
RGB	rgb(185, 204, 57)
HSL	hsl(68, 59%, 51%)
HSV	hsv(68, 72%, 80%)
CMYK	cmyk(9.3%, 0%, 72.1%, 20%)
CIE-LAB	lab(78.34, -24.79, 66.71)
CIE-LCH	lch(78.34, 71.16, 110.38°)
OKLab	oklab(80.48% -0.0745 0.148)
OKLCH	oklch(80.48% 0.166 116.7)
XYZ	xyz(42.3400, 53.7960, 12.0233)
Luminance	0.5380 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9CC39 #4C39CC

analogous

#CC9539 #B9CC39 #6FCC39

triadic

#B9CC39 #39B9CC #CC39B9

tetradic

#B9CC39 #39CC95 #4C39CC #CC396F

square

#B9CC39 #39CC95 #4C39CC #CC396F

split-complementary

#B9CC39 #396FCC #9539CC

monochromatic

#646E1C #909F29 #B9CC39 #CAD96A #DBE59A

Accessibility & contrast

On white

1.79

#B9CC39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#B9CC39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9CC39

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9CC39	#FFFFFF	#000000	##000000
##B9CC39	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC11D

Deuteranopia (green-blind)

#D8C345

Tritanopia (blue-blind)

#C5C0B0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #b9cc39;
/* rgb */ color: rgb(185, 204, 57);
/* oklch */ color: oklch(80.5% 0.166 116.7);

Tailwind

colors: {
  custom: {
    50: '#d2db79',
    500: '#b9cc39',
    950: '#000000',
  },
}

SCSS

$custom: #b9cc39;
$custom-light: #d2db79;
$custom-dark: #000000;

JSON

{
  "hex": "#b9cc39",
  "rgb": {
    "r": 185,
    "g": 204,
    "b": 57
  },
  "hsl": {
    "h": 67.755,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.80481,
    "c": 0.16572,
    "h": 116.7
  },
  "luminance": 0.53795
}

Semantic roles & 50–950 ramp

primary

#B9CC39

secondary

#3B3278

accent

#46E25A

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B9CC39

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

Preview Lab → · Contrast checker → · Palette generator →