#B9DA37#B9DA37

#B9DA37 is a very light, vivid yellow-green. Relative luminance 0.607; OKLCH L 83.6% C 0.183 H 120.7°. Best body text is #000000 at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#B9DA37
RGB	rgb(185, 218, 55)
HSL	hsl(72, 69%, 54%)
HSV	hsv(72, 75%, 85%)
CMYK	cmyk(15.1%, 0%, 74.8%, 14.5%)
CIE-LAB	lab(82.23, -31.52, 71.08)
CIE-LCH	lch(82.23, 77.75, 113.92°)
OKLab	oklab(83.61% -0.0933 0.1569)
OKLCH	oklch(83.61% 0.183 120.7)
XYZ	xyz(45.7694, 60.7330, 12.9251)
Luminance	0.6073 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9DA37 #5837DA

analogous

#DAA937 #B9DA37 #67DA37

triadic

#B9DA37 #37B9DA #DA37B9

tetradic

#B9DA37 #37DAA9 #5837DA #DA3767

square

#B9DA37 #37DAA9 #5837DA #DA3767

split-complementary

#B9DA37 #3767DA #A937DA

monochromatic

#6A7F18 #95B321 #B9DA37 #CBE46B #DDED9E

Accessibility & contrast

On white

1.60

#B9DA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.15

#B9DA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9DA37

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9DA37	#FFFFFF	#000000	##000000
##B9DA37	1.00	1.60	13.15	13.15
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.15	21.00	1.00	1.00
##000000	13.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CD0E

Deuteranopia (green-blind)

#E4CD46

Tritanopia (blue-blind)

#C3CEBB

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #b9da37;
/* rgb */ color: rgb(185, 218, 55);
/* oklch */ color: oklch(83.6% 0.183 120.7);

Tailwind

colors: {
  custom: {
    50: '#d2e57a',
    500: '#b9da37',
    950: '#000000',
  },
}

SCSS

$custom: #b9da37;
$custom-light: #d2e57a;
$custom-dark: #000000;

JSON

{
  "hex": "#b9da37",
  "rgb": {
    "r": 185,
    "g": 218,
    "b": 55
  },
  "hsl": {
    "h": 72.147,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.83611,
    "c": 0.18253,
    "h": 120.7
  },
  "luminance": 0.60733
}

Semantic roles & 50–950 ramp

primary

#B9DA37

secondary

#412F86

accent

#3CEC60

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #B9DA37

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

Preview Lab → · Contrast checker → · Palette generator →