#A4FB63#A4FB63

#A4FB63 is a very light, highly saturated yellow-green. Relative luminance 0.778; OKLCH L 90.2% C 0.203 H 134.0°. Best body text is #000000 at 16.56:1 contrast (WCAG AA passes).

Color values

HEX	#A4FB63
RGB	rgb(164, 251, 99)
HSL	hsl(94, 95%, 69%)
HSV	hsv(94, 61%, 98%)
CMYK	cmyk(34.7%, 0%, 60.6%, 1.6%)
CIE-LAB	lab(90.68, -50.74, 63.00)
CIE-LCH	lch(90.68, 80.89, 128.85°)
OKLab	oklab(90.25% -0.1413 0.1462)
OKLCH	oklch(90.25% 0.203 134)
XYZ	xyz(52.0582, 77.7855, 24.0732)
Luminance	0.7779 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4FB63 #BA63FB

analogous

#F0FB63 #A4FB63 #63FB6E

triadic

#A4FB63 #63A4FB #FB63A4

tetradic

#A4FB63 #63F0FB #BA63FB #FB6E63

square

#A4FB63 #63F0FB #BA63FB #FB6E63

split-complementary

#A4FB63 #6E63FB #FB63F0

monochromatic

#62DE06 #81F927 #A4FB63 #C7FD9F #EAFEDA

Accessibility & contrast

On white

1.27

#A4FB63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.56

#A4FB63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4FB63

16.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4FB63	#FFFFFF	#000000	##000000
##A4FB63	1.00	1.27	16.56	16.56
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.56	21.00	1.00	1.00
##000000	16.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE952

Deuteranopia (green-blind)

#F8E26F

Tritanopia (blue-blind)

#A4F2DB

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #a4fb63;
/* rgb */ color: rgb(164, 251, 99);
/* oklch */ color: oklch(90.2% 0.203 134.0);

Tailwind

colors: {
  custom: {
    50: '#c4fd95',
    500: '#a4fb63',
    950: '#000000',
  },
}

SCSS

$custom: #a4fb63;
$custom-light: #c4fd95;
$custom-dark: #000000;

JSON

{
  "hex": "#a4fb63",
  "rgb": {
    "r": 164,
    "g": 251,
    "b": 99
  },
  "hsl": {
    "h": 94.342,
    "s": 95,
    "l": 68.627
  },
  "oklch": {
    "l": 0.90246,
    "c": 0.20332,
    "h": 134
  },
  "luminance": 0.77788
}

Semantic roles & 50–950 ramp

primary

#A4FB63

secondary

#8D2DD5

accent

#00E683

background

#FEFFFC

surface

#FAFFF5

border

#D3D7CF

text

#13170E

muted

#83857F

Preview Lab

Preview with #A4FB63

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

Preview Lab → · Contrast checker → · Palette generator →