#B4F163#B4F163

#B4F163 is a very light, vivid yellow-green. Relative luminance 0.735; OKLCH L 88.9% C 0.183 H 129.1°. Best body text is #000000 at 15.70:1 contrast (WCAG AA passes).

Color values

HEX	#B4F163
RGB	rgb(180, 241, 99)
HSL	hsl(86, 84%, 67%)
HSV	hsv(86, 59%, 95%)
CMYK	cmyk(25.3%, 0%, 58.9%, 5.5%)
CIE-LAB	lab(88.69, -40.94, 61.01)
CIE-LCH	lch(88.69, 73.47, 123.86°)
OKLab	oklab(88.85% -0.1153 0.1417)
OKLCH	oklch(88.85% 0.183 129.1)
XYZ	xyz(52.5295, 73.5136, 23.2239)
Luminance	0.7351 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F163 #A063F1

analogous

#F1E763 #B4F163 #6DF163

triadic

#B4F163 #63B4F1 #F163B4

tetradic

#B4F163 #63F1E7 #A063F1 #F1636D

square

#B4F163 #63F1E7 #A063F1 #F1636D

split-complementary

#B4F163 #636DF1 #E763F1

monochromatic

#7AC812 #99EC2B #B4F163 #CFF69B #EAFBD3

Accessibility & contrast

On white

1.34

#B4F163 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.70

#B4F163 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F163

15.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F163	#FFFFFF	#000000	##000000
##B4F163	1.00	1.34	15.70	15.70
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.70	21.00	1.00	1.00
##000000	15.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE153

Deuteranopia (green-blind)

#F3DD6D

Tritanopia (blue-blind)

#B9E7D3

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #b4f163;
/* rgb */ color: rgb(180, 241, 99);
/* oklch */ color: oklch(88.9% 0.183 129.1);

Tailwind

colors: {
  custom: {
    50: '#cef694',
    500: '#b4f163',
    950: '#000000',
  },
}

SCSS

$custom: #b4f163;
$custom-light: #cef694;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f163",
  "rgb": {
    "r": 180,
    "g": 241,
    "b": 99
  },
  "hsl": {
    "h": 85.775,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.88852,
    "c": 0.1827,
    "h": 129.1
  },
  "luminance": 0.73515
}

Semantic roles & 50–950 ramp

primary

#B4F163

secondary

#7234C5

accent

#06E063

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4F163

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

Preview Lab → · Contrast checker → · Palette generator →