#B4FA63#B4FA63

#B4FA63 is a very light, vivid yellow-green. Relative luminance 0.790; OKLCH L 90.9% C 0.194 H 130.5°. Best body text is #000000 at 16.79:1 contrast (WCAG AA passes).

Color values

HEX	#B4FA63
RGB	rgb(180, 250, 99)
HSL	hsl(88, 94%, 68%)
HSV	hsv(88, 60%, 98%)
CMYK	cmyk(28%, 0%, 60.4%, 2%)
CIE-LAB	lab(91.22, -44.85, 63.83)
CIE-LCH	lch(91.22, 78.01, 125.10°)
OKLab	oklab(90.91% -0.1261 0.1478)
OKLCH	oklch(90.91% 0.194 130.5)
XYZ	xyz(55.2596, 78.9738, 24.1340)
Luminance	0.7897 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.69

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4FA63 #A963FA

analogous

#FAF563 #B4FA63 #68FA63

triadic

#B4FA63 #63B4FA #FA63B4

tetradic

#B4FA63 #63FAF5 #A963FA #FA6368

square

#B4FA63 #63FAF5 #A963FA #FA6368

split-complementary

#B4FA63 #6368FA #F563FA

monochromatic

#79DC07 #97F828 #B4FA63 #D1FC9E #EDFEDA

Accessibility & contrast

On white

1.25

#B4FA63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.79

#B4FA63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4FA63

16.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4FA63	#FFFFFF	#000000	##000000
##B4FA63	1.00	1.25	16.79	16.79
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.79	21.00	1.00	1.00
##000000	16.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE952

Deuteranopia (green-blind)

#FBE46E

Tritanopia (blue-blind)

#B8F0DA

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #b4fa63;
/* rgb */ color: rgb(180, 250, 99);
/* oklch */ color: oklch(90.9% 0.194 130.5);

Tailwind

colors: {
  custom: {
    50: '#cefc95',
    500: '#b4fa63',
    950: '#000000',
  },
}

SCSS

$custom: #b4fa63;
$custom-light: #cefc95;
$custom-dark: #000000;

JSON

{
  "hex": "#b4fa63",
  "rgb": {
    "r": 180,
    "g": 250,
    "b": 99
  },
  "hsl": {
    "h": 87.815,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.90905,
    "c": 0.19423,
    "h": 130.5
  },
  "luminance": 0.78975
}

Semantic roles & 50–950 ramp

primary

#B4FA63

secondary

#7B2ED4

accent

#00E66A

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B4FA63

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

Preview Lab → · Contrast checker → · Palette generator →