#B4F566#B4F566

#B4F566 is a very light, vivid yellow-green. Relative luminance 0.760; OKLCH L 89.8% C 0.185 H 130.0°. Best body text is #000000 at 16.19:1 contrast (WCAG AA passes).

Color values

HEX	#B4F566
RGB	rgb(180, 245, 102)
HSL	hsl(87, 88%, 68%)
HSV	hsv(87, 58%, 96%)
CMYK	cmyk(26.5%, 0%, 58.4%, 3.9%)
CIE-LAB	lab(89.84, -42.43, 61.02)
CIE-LCH	lch(89.84, 74.32, 124.81°)
OKLab	oklab(89.8% -0.1191 0.1421)
OKLCH	oklch(89.8% 0.185 130)
XYZ	xyz(53.8726, 75.9661, 24.3924)
Luminance	0.7597 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F566 #A766F5

analogous

#F5EF66 #B4F566 #6CF566

triadic

#B4F566 #66B4F5 #F566B4

tetradic

#B4F566 #66F5EF #A766F5 #F5666C

square

#B4F566 #66F5EF #A766F5 #F5666C

split-complementary

#B4F566 #666CF5 #EF66F5

monochromatic

#79D30E #98F12D #B4F566 #D0F99F #ECFDD9

Accessibility & contrast

On white

1.30

#B4F566 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.19

#B4F566 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F566

16.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F566	#FFFFFF	#000000	##000000
##B4F566	1.00	1.30	16.19	16.19
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.19	21.00	1.00	1.00
##000000	16.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE556

Deuteranopia (green-blind)

#F6E070

Tritanopia (blue-blind)

#B8EBD6

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #b4f566;
/* rgb */ color: rgb(180, 245, 102);
/* oklch */ color: oklch(89.8% 0.185 130.0);

Tailwind

colors: {
  custom: {
    50: '#cef896',
    500: '#b4f566',
    950: '#000000',
  },
}

SCSS

$custom: #b4f566;
$custom-light: #cef896;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f566",
  "rgb": {
    "r": 180,
    "g": 245,
    "b": 102
  },
  "hsl": {
    "h": 87.273,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.89795,
    "c": 0.18543,
    "h": 130
  },
  "luminance": 0.75967
}

Semantic roles & 50–950 ramp

primary

#B4F566

secondary

#7831CE

accent

#01E468

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B4F566

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

Preview Lab → · Contrast checker → · Palette generator →