#B9F16B#B9F16B

#B9F16B is a very light, vivid yellow-green. Relative luminance 0.743; OKLCH L 89.2% C 0.174 H 128.4°. Best body text is #000000 at 15.86:1 contrast (WCAG AA passes).

Color values

HEX	#B9F16B
RGB	rgb(185, 241, 107)
HSL	hsl(85, 83%, 68%)
HSV	hsv(85, 56%, 95%)
CMYK	cmyk(23.2%, 0%, 55.6%, 5.5%)
CIE-LAB	lab(89.06, -38.42, 58.02)
CIE-LCH	lch(89.06, 69.59, 123.51°)
OKLab	oklab(89.25% -0.1079 0.1361)
OKLCH	oklch(89.25% 0.174 128.4)
XYZ	xyz(54.1164, 74.2854, 25.3944)
Luminance	0.7429 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.54

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9F16B #A36BF1

analogous

#F1E66B #B9F16B #76F16B

triadic

#B9F16B #6BB9F1 #F16BB9

tetradic

#B9F16B #6BF1E6 #A36BF1 #F16B76

square

#B9F16B #6BF1E6 #A36BF1 #F16B76

split-complementary

#B9F16B #6B76F1 #E66BF1

monochromatic

#80CE13 #9FEC33 #B9F16B #D3F6A3 #EEFCDB

Accessibility & contrast

On white

1.32

#B9F16B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.86

#B9F16B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9F16B

15.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9F16B	#FFFFFF	#000000	##000000
##B9F16B	1.00	1.32	15.86	15.86
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.86	21.00	1.00	1.00
##000000	15.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE25D

Deuteranopia (green-blind)

#F4DF74

Tritanopia (blue-blind)

#BEE7D4

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #b9f16b;
/* rgb */ color: rgb(185, 241, 107);
/* oklch */ color: oklch(89.2% 0.174 128.4);

Tailwind

colors: {
  custom: {
    50: '#d1f699',
    500: '#b9f16b',
    950: '#000000',
  },
}

SCSS

$custom: #b9f16b;
$custom-light: #d1f699;
$custom-dark: #000000;

JSON

{
  "hex": "#b9f16b",
  "rgb": {
    "r": 185,
    "g": 241,
    "b": 107
  },
  "hsl": {
    "h": 85.075,
    "s": 82.716,
    "l": 68.235
  },
  "oklch": {
    "l": 0.89248,
    "c": 0.17368,
    "h": 128.4
  },
  "luminance": 0.74286
}

Semantic roles & 50–950 ramp

primary

#B9F16B

secondary

#7437CA

accent

#06DF61

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B9F16B

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

Preview Lab → · Contrast checker → · Palette generator →