#B5F463#B5F463

#B5F463 is a very light, vivid yellow-green. Relative luminance 0.754; OKLCH L 89.6% C 0.186 H 129.3°. Best body text is #000000 at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#B5F463
RGB	rgb(181, 244, 99)
HSL	hsl(86, 87%, 67%)
HSV	hsv(86, 59%, 96%)
CMYK	cmyk(25.8%, 0%, 59.4%, 4.3%)
CIE-LAB	lab(89.59, -41.90, 62.03)
CIE-LCH	lch(89.59, 74.85, 124.04°)
OKLab	oklab(89.6% -0.118 0.1439)
OKLCH	oklch(89.6% 0.186 129.3)
XYZ	xyz(53.6585, 75.4247, 23.5333)
Luminance	0.7543 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.10

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5F463 #A263F4

analogous

#F4EA63 #B5F463 #6DF463

triadic

#B5F463 #63B5F4 #F463B5

tetradic

#B5F463 #63F4EA #A263F4 #F4636D

square

#B5F463 #63F4EA #A263F4 #F4636D

split-complementary

#B5F463 #636DF4 #EA63F4

monochromatic

#7BCE0F #9AF02A #B5F463 #D0F89C #EBFCD5

Accessibility & contrast

On white

1.31

#B5F463 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.09

#B5F463 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5F463

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5F463	#FFFFFF	#000000	##000000
##B5F463	1.00	1.31	16.09	16.09
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.09	21.00	1.00	1.00
##000000	16.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE453

Deuteranopia (green-blind)

#F6E06D

Tritanopia (blue-blind)

#BAEAD5

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #b5f463;
/* rgb */ color: rgb(181, 244, 99);
/* oklch */ color: oklch(89.6% 0.186 129.3);

Tailwind

colors: {
  custom: {
    50: '#cef894',
    500: '#b5f463',
    950: '#000000',
  },
}

SCSS

$custom: #b5f463;
$custom-light: #cef894;
$custom-dark: #000000;

JSON

{
  "hex": "#b5f463",
  "rgb": {
    "r": 181,
    "g": 244,
    "b": 99
  },
  "hsl": {
    "h": 86.069,
    "s": 86.826,
    "l": 67.255
  },
  "oklch": {
    "l": 0.89596,
    "c": 0.18608,
    "h": 129.3
  },
  "luminance": 0.75426
}

Semantic roles & 50–950 ramp

primary

#B5F463

secondary

#7431CA

accent

#02E364

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B5F463

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

Preview Lab → · Contrast checker → · Palette generator →