#B4F664#B4F664

#B4F664 is a very light, vivid yellow-green. Relative luminance 0.765; OKLCH L 90.0% C 0.188 H 130.0°. Best body text is #000000 at 16.31:1 contrast (WCAG AA passes).

Color values

HEX	#B4F664
RGB	rgb(180, 246, 100)
HSL	hsl(87, 89%, 68%)
HSV	hsv(87, 59%, 96%)
CMYK	cmyk(26.8%, 0%, 59.3%, 3.5%)
CIE-LAB	lab(90.11, -43.04, 62.17)
CIE-LCH	lch(90.11, 75.61, 124.70°)
OKLab	oklab(90% -0.121 0.1443)
OKLCH	oklch(90% 0.188 130)
XYZ	xyz(54.0780, 76.5335, 23.9774)
Luminance	0.7653 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.72

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F664 #A664F6

analogous

#F6EF64 #B4F664 #6BF664

triadic

#B4F664 #64B4F6 #F664B4

tetradic

#B4F664 #64F6EF #A664F6 #F6646B

square

#B4F664 #64F6EF #A664F6 #F6646B

split-complementary

#B4F664 #646BF6 #EF64F6

monochromatic

#79D30C #98F32A #B4F664 #D0F99E #ECFDD8

Accessibility & contrast

On white

1.29

#B4F664 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.31

#B4F664 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F664

16.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F664	#FFFFFF	#000000	##000000
##B4F664	1.00	1.29	16.31	16.31
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.31	21.00	1.00	1.00
##000000	16.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE654

Deuteranopia (green-blind)

#F7E16F

Tritanopia (blue-blind)

#B8ECD7

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #b4f664;
/* rgb */ color: rgb(180, 246, 100);
/* oklch */ color: oklch(90.0% 0.188 130.0);

Tailwind

colors: {
  custom: {
    50: '#cef995',
    500: '#b4f664',
    950: '#000000',
  },
}

SCSS

$custom: #b4f664;
$custom-light: #cef995;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f664",
  "rgb": {
    "r": 180,
    "g": 246,
    "b": 100
  },
  "hsl": {
    "h": 87.123,
    "s": 89.024,
    "l": 67.843
  },
  "oklch": {
    "l": 0.90002,
    "c": 0.18833,
    "h": 130
  },
  "luminance": 0.76535
}

Semantic roles & 50–950 ramp

primary

#B4F664

secondary

#7830CE

accent

#00E668

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B4F664

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

Preview Lab → · Contrast checker → · Palette generator →