#63B571#63B571

#63B571 is a light, vivid green. Relative luminance 0.369; OKLCH L 70.3% C 0.127 H 148.0°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#63B571
RGB	rgb(99, 181, 113)
HSL	hsl(130, 36%, 55%)
HSV	hsv(130, 45%, 71%)
CMYK	cmyk(45.3%, 0%, 37.6%, 29%)
CIE-LAB	lab(67.20, -39.75, 27.08)
CIE-LCH	lch(67.20, 48.10, 145.73°)
OKLab	oklab(70.34% -0.1081 0.0675)
OKLCH	oklch(70.34% 0.127 148)
XYZ	xyz(24.6487, 36.8909, 21.4414)
Luminance	0.3689 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B571 #B563A7

analogous

#7EB563 #63B571 #63B59A

triadic

#63B571 #7163B5 #B57163

tetradic

#63B571 #637EB5 #B563A7 #B59A63

square

#63B571 #637EB5 #B563A7 #B59A63

split-complementary

#63B571 #9A63B5 #B5637E

monochromatic

#336B3C #469454 #63B571 #8DC997 #B6DCBD

Accessibility & contrast

On white

2.51

#63B571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#63B571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B571

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B571	#FFFFFF	#000000	##000000
##63B571	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A86C

Deuteranopia (green-blind)

#ABA075

Tritanopia (blue-blind)

#55B2A4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #63b571;
/* rgb */ color: rgb(99, 181, 113);
/* oklch */ color: oklch(70.3% 0.127 148.0);

Tailwind

colors: {
  custom: {
    50: '#94cc9a',
    500: '#63b571',
    950: '#000000',
  },
}

SCSS

$custom: #63b571;
$custom-light: #94cc9a;
$custom-dark: #000000;

JSON

{
  "hex": "#63b571",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 113
  },
  "hsl": {
    "h": 130.244,
    "s": 35.652,
    "l": 54.902
  },
  "oklch": {
    "l": 0.70343,
    "c": 0.12744,
    "h": 148
  },
  "luminance": 0.36893
}

Semantic roles & 50–950 ramp

primary

#63B571

secondary

#CBA9C5

accent

#5CB9CC

background

#F9FCF9

surface

#F2F9F2

border

#CCD2CC

text

#0D130E

muted

#7E827E

Preview Lab

Preview with #63B571

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

Preview Lab → · Contrast checker → · Palette generator →