#B9F366#B9F366

#B9F366 is a very light, vivid yellow-green. Relative luminance 0.754; OKLCH L 89.6% C 0.180 H 128.4°. Best body text is #000000 at 16.08:1 contrast (WCAG AA passes).

Color values

HEX	#B9F366
RGB	rgb(185, 243, 102)
HSL	hsl(85, 85%, 68%)
HSV	hsv(85, 58%, 95%)
CMYK	cmyk(23.9%, 0%, 58%, 4.7%)
CIE-LAB	lab(89.57, -39.75, 60.79)
CIE-LCH	lch(89.57, 72.63, 123.18°)
OKLab	oklab(89.65% -0.112 0.1415)
OKLCH	oklch(89.65% 0.18 128.4)
XYZ	xyz(54.4562, 75.3737, 24.2473)
Luminance	0.7538 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9F366 #A066F3

analogous

#F3E766 #B9F366 #72F366

triadic

#B9F366 #66B9F3 #F366B9

tetradic

#B9F366 #66F3E7 #A066F3 #F36672

square

#B9F366 #66F3E7 #A066F3 #F36672

split-complementary

#B9F366 #6672F3 #E766F3

monochromatic

#80CE10 #9FEF2D #B9F366 #D3F79F #EDFCD7

Accessibility & contrast

On white

1.31

#B9F366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.08

#B9F366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9F366

16.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9F366	#FFFFFF	#000000	##000000
##B9F366	1.00	1.31	16.08	16.08
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.08	21.00	1.00	1.00
##000000	16.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE457

Deuteranopia (green-blind)

#F6E070

Tritanopia (blue-blind)

#BEE9D5

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #b9f366;
/* rgb */ color: rgb(185, 243, 102);
/* oklch */ color: oklch(89.6% 0.180 128.4);

Tailwind

colors: {
  custom: {
    50: '#d1f796',
    500: '#b9f366',
    950: '#000000',
  },
}

SCSS

$custom: #b9f366;
$custom-light: #d1f796;
$custom-dark: #000000;

JSON

{
  "hex": "#b9f366",
  "rgb": {
    "r": 185,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 84.681,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.89646,
    "c": 0.18049,
    "h": 128.4
  },
  "luminance": 0.75375
}

Semantic roles & 50–950 ramp

primary

#B9F366

secondary

#7133CA

accent

#04E25F

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B9F366

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

Preview Lab → · Contrast checker → · Palette generator →