#63C571#63C571

#63C571 is a light, vivid green. Relative luminance 0.438; OKLCH L 74.3% C 0.151 H 146.9°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#63C571
RGB	rgb(99, 197, 113)
HSL	hsl(129, 46%, 58%)
HSV	hsv(129, 50%, 77%)
CMYK	cmyk(49.7%, 0%, 42.6%, 22.7%)
CIE-LAB	lab(72.08, -46.59, 33.46)
CIE-LCH	lch(72.08, 57.36, 144.32°)
OKLab	oklab(74.33% -0.1265 0.0824)
OKLCH	oklch(74.33% 0.151 146.9)
XYZ	xyz(28.0908, 43.7752, 22.5888)
Luminance	0.4378 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C571 #C563B7

analogous

#86C563 #63C571 #63C5A2

triadic

#63C571 #7163C5 #C57163

tetradic

#63C571 #6386C5 #C563B7 #C5A263

square

#63C571 #6386C5 #C563B7 #C5A263

split-complementary

#63C571 #A263C5 #C56386

monochromatic

#2F7F3A #40AB4F #63C571 #90D69A #BCE6C2

Accessibility & contrast

On white

2.15

#63C571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#63C571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C571

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C571	#FFFFFF	#000000	##000000
##63C571	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B66B

Deuteranopia (green-blind)

#BAAD76

Tritanopia (blue-blind)

#52C1B0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #63c571;
/* rgb */ color: rgb(99, 197, 113);
/* oklch */ color: oklch(74.3% 0.151 146.9);

Tailwind

colors: {
  custom: {
    50: '#96d79b',
    500: '#63c571',
    950: '#000000',
  },
}

SCSS

$custom: #63c571;
$custom-light: #96d79b;
$custom-dark: #000000;

JSON

{
  "hex": "#63c571",
  "rgb": {
    "r": 99,
    "g": 197,
    "b": 113
  },
  "hsl": {
    "h": 128.571,
    "s": 45.794,
    "l": 58.039
  },
  "oklch": {
    "l": 0.74331,
    "c": 0.15094,
    "h": 146.9
  },
  "luminance": 0.43777
}

Semantic roles & 50–950 ramp

primary

#63C571

secondary

#D5AED0

accent

#52C3D5

background

#F9FDF9

surface

#F2FAF2

border

#CCD3CC

text

#0E140E

muted

#7E837E

Preview Lab

Preview with #63C571

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

Preview Lab → · Contrast checker → · Palette generator →