#B9DF5B#B9DF5B

#B9DF5B is a very light, vivid yellow-green. Relative luminance 0.638; OKLCH L 85.0% C 0.164 H 123.4°. Best body text is #000000 at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#B9DF5B
RGB	rgb(185, 223, 91)
HSL	hsl(77, 67%, 62%)
HSV	hsv(77, 59%, 87%)
CMYK	cmyk(17%, 0%, 59.2%, 12.5%)
CIE-LAB	lab(83.88, -31.58, 59.15)
CIE-LCH	lch(83.88, 67.05, 118.10°)
OKLab	oklab(85.02% -0.0903 0.1368)
OKLCH	oklch(85.02% 0.164 123.4)
XYZ	xyz(48.2839, 63.8447, 19.6750)
Luminance	0.6384 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9DF5B #815BDF

analogous

#DFC35B #B9DF5B #77DF5B

triadic

#B9DF5B #5BB9DF #DF5BB9

tetradic

#B9DF5B #5BDFC3 #815BDF #DF5B77

square

#B9DF5B #5BDFC3 #815BDF #DF5B77

split-complementary

#B9DF5B #5B77DF #C35BDF

monochromatic

#7BA01F #A3D429 #B9DF5B #CFE98E #E5F3C1

Accessibility & contrast

On white

1.53

#B9DF5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.77

#B9DF5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9DF5B

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9DF5B	#FFFFFF	#000000	##000000
##B9DF5B	1.00	1.53	13.77	13.77
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.77	21.00	1.00	1.00
##000000	13.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD24C

Deuteranopia (green-blind)

#E6D164

Tritanopia (blue-blind)

#C1D5C3

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b9df5b;
/* rgb */ color: rgb(185, 223, 91);
/* oklch */ color: oklch(85.0% 0.164 123.4);

Tailwind

colors: {
  custom: {
    50: '#d1e98e',
    500: '#b9df5b',
    950: '#000000',
  },
}

SCSS

$custom: #b9df5b;
$custom-light: #d1e98e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9df5b",
  "rgb": {
    "r": 185,
    "g": 223,
    "b": 91
  },
  "hsl": {
    "h": 77.273,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.85022,
    "c": 0.16395,
    "h": 123.4
  },
  "luminance": 0.63845
}

Semantic roles & 50–950 ramp

primary

#B9DF5B

secondary

#593BA3

accent

#16CF4C

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B9DF5B

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

Preview Lab → · Contrast checker → · Palette generator →