#B9D239#B9D239

#B9D239 is a light, vivid yellow. Relative luminance 0.567; OKLCH L 81.8% C 0.172 H 118.6°. Best body text is #000000 at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#B9D239
RGB	rgb(185, 210, 57)
HSL	hsl(70, 63%, 52%)
HSV	hsv(70, 73%, 82%)
CMYK	cmyk(11.9%, 0%, 72.9%, 17.6%)
CIE-LAB	lab(80.01, -27.66, 68.31)
CIE-LCH	lch(80.01, 73.70, 112.04°)
OKLab	oklab(81.82% -0.0825 0.1514)
OKLCH	oklch(81.82% 0.172 118.6)
XYZ	xyz(43.7936, 56.7032, 12.5079)
Luminance	0.5670 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D239 #5239D2

analogous

#D29F39 #B9D239 #6CD239

triadic

#B9D239 #39B9D2 #D239B9

tetradic

#B9D239 #39D29F #5239D2 #D2396C

square

#B9D239 #39D29F #5239D2 #D2396C

split-complementary

#B9D239 #396CD2 #9F39D2

monochromatic

#67761B #93A826 #B9D239 #CBDD6B #DCE99D

Accessibility & contrast

On white

1.70

#B9D239 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.34

#B9D239 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D239

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D239	#FFFFFF	#000000	##000000
##B9D239	1.00	1.70	12.34	12.34
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.34	21.00	1.00	1.00
##000000	12.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C61A

Deuteranopia (green-blind)

#DDC746

Tritanopia (blue-blind)

#C4C6B5

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b9d239;
/* rgb */ color: rgb(185, 210, 57);
/* oklch */ color: oklch(81.8% 0.172 118.6);

Tailwind

colors: {
  custom: {
    50: '#d2df7a',
    500: '#b9d239',
    950: '#000000',
  },
}

SCSS

$custom: #b9d239;
$custom-light: #d2df7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d239",
  "rgb": {
    "r": 185,
    "g": 210,
    "b": 57
  },
  "hsl": {
    "h": 69.804,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.81823,
    "c": 0.17241,
    "h": 118.6
  },
  "luminance": 0.56703
}

Semantic roles & 50–950 ramp

primary

#B9D239

secondary

#3E317E

accent

#42E65D

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B9D239

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

Preview Lab → · Contrast checker → · Palette generator →