#B9F863#B9F863

#B9F863 is a very light, vivid yellow-green. Relative luminance 0.783; OKLCH L 90.7% C 0.189 H 129.0°. Best body text is #000000 at 16.67:1 contrast (WCAG AA passes).

Color values

HEX	#B9F863
RGB	rgb(185, 248, 99)
HSL	hsl(85, 91%, 68%)
HSV	hsv(85, 60%, 97%)
CMYK	cmyk(25.4%, 0%, 60.1%, 2.7%)
CIE-LAB	lab(90.94, -42.21, 63.59)
CIE-LCH	lch(90.94, 76.33, 123.57°)
OKLab	oklab(90.75% -0.119 0.1472)
OKLCH	oklch(90.75% 0.189 129)
XYZ	xyz(55.8268, 78.3487, 23.9835)
Luminance	0.7835 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9F863 #A263F8

analogous

#F8EC63 #B9F863 #6EF863

triadic

#B9F863 #63B9F8 #F863B9

tetradic

#B9F863 #63F8EC #A263F8 #F8636E

square

#B9F863 #63F8EC #A263F8 #F8636E

split-complementary

#B9F863 #636EF8 #EC63F8

monochromatic

#80D70A #9FF528 #B9F863 #D3FB9E #EEFDD8

Accessibility & contrast

On white

1.26

#B9F863 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.67

#B9F863 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9F863

16.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9F863	#FFFFFF	#000000	##000000
##B9F863	1.00	1.26	16.67	16.67
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.67	21.00	1.00	1.00
##000000	16.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE852

Deuteranopia (green-blind)

#FAE46E

Tritanopia (blue-blind)

#BEEED8

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #b9f863;
/* rgb */ color: rgb(185, 248, 99);
/* oklch */ color: oklch(90.7% 0.189 129.0);

Tailwind

colors: {
  custom: {
    50: '#d1fb95',
    500: '#b9f863',
    950: '#000000',
  },
}

SCSS

$custom: #b9f863;
$custom-light: #d1fb95;
$custom-dark: #000000;

JSON

{
  "hex": "#b9f863",
  "rgb": {
    "r": 185,
    "g": 248,
    "b": 99
  },
  "hsl": {
    "h": 85.369,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.90747,
    "c": 0.18931,
    "h": 129
  },
  "luminance": 0.7835
}

Semantic roles & 50–950 ramp

primary

#B9F863

secondary

#732ED1

accent

#00E661

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B9F863

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

Preview Lab → · Contrast checker → · Palette generator →