#B9FF52#B9FF52

#B9FF52 is a very light, highly saturated yellow-green. Relative luminance 0.824; OKLCH L 92.2% C 0.210 H 129.0°. Best body text is #000000 at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#B9FF52
RGB	rgb(185, 255, 82)
HSL	hsl(84, 100%, 66%)
HSV	hsv(84, 68%, 100%)
CMYK	cmyk(27.5%, 0%, 67.8%, 0%)
CIE-LAB	lab(92.77, -46.47, 72.21)
CIE-LCH	lch(92.77, 85.87, 122.76°)
OKLab	oklab(92.19% -0.1321 0.1633)
OKLCH	oklch(92.19% 0.21 129)
XYZ	xyz(57.2904, 82.4420, 20.8755)
Luminance	0.8244 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9FF52 #9852FF

analogous

#FFEE52 #B9FF52 #62FF52

triadic

#B9FF52 #52B9FF #FF52B9

tetradic

#B9FF52 #52FFEE #9852FF #FF5262

square

#B9FF52 #52FFEE #9852FF #FF5262

split-complementary

#B9FF52 #5262FF #EE52FF

monochromatic

#80D700 #A0FF15 #B9FF52 #D2FF8F #EBFFCC

Accessibility & contrast

On white

1.20

#B9FF52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.49

#B9FF52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9FF52

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9FF52	#FFFFFF	#000000	##000000
##B9FF52	1.00	1.20	17.49	17.49
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.49	21.00	1.00	1.00
##000000	17.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED37

Deuteranopia (green-blind)

#FFE961

Tritanopia (blue-blind)

#BEF4DC

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #b9ff52;
/* rgb */ color: rgb(185, 255, 82);
/* oklch */ color: oklch(92.2% 0.210 129.0);

Tailwind

colors: {
  custom: {
    50: '#d2ff8b',
    500: '#b9ff52',
    950: '#000000',
  },
}

SCSS

$custom: #b9ff52;
$custom-light: #d2ff8b;
$custom-dark: #000000;

JSON

{
  "hex": "#b9ff52",
  "rgb": {
    "r": 185,
    "g": 255,
    "b": 82
  },
  "hsl": {
    "h": 84.277,
    "s": 100,
    "l": 66.078
  },
  "oklch": {
    "l": 0.92191,
    "c": 0.21005,
    "h": 129
  },
  "luminance": 0.82443
}

Semantic roles & 50–950 ramp

primary

#B9FF52

secondary

#6A25D0

accent

#00E65D

background

#FEFFFC

surface

#FBFFF4

border

#D4D7CE

text

#15180D

muted

#84867F

Preview Lab

Preview with #B9FF52

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

Preview Lab → · Contrast checker → · Palette generator →