#63DD91#63DD91

#63DD91 is a light, vivid green. Relative luminance 0.564; OKLCH L 80.9% C 0.155 H 153.7°. Best body text is #000000 at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#63DD91
RGB	rgb(99, 221, 145)
HSL	hsl(143, 64%, 63%)
HSV	hsv(143, 55%, 87%)
CMYK	cmyk(55.2%, 0%, 34.4%, 13.3%)
CIE-LAB	lab(79.84, -50.99, 27.25)
CIE-LCH	lch(79.84, 57.82, 151.88°)
OKLab	oklab(80.86% -0.1385 0.0685)
OKLCH	oklch(80.86% 0.155 153.7)
XYZ	xyz(36.1101, 56.4066, 35.7672)
Luminance	0.5641 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DD91 #DD63AF

analogous

#72DD63 #63DD91 #63DDCE

triadic

#63DD91 #9163DD #DD9163

tetradic

#63DD91 #6372DD #DD63AF #DDCE63

square

#63DD91 #6372DD #DD63AF #DDCE63

split-complementary

#63DD91 #CE63DD #DD6372

monochromatic

#23A253 #31D26E #63DD91 #95E8B4 #C7F3D8

Accessibility & contrast

On white

1.71

#63DD91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.28

#63DD91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DD91

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DD91	#FFFFFF	#000000	##000000
##63DD91	1.00	1.71	12.28	12.28
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.28	21.00	1.00	1.00
##000000	12.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDCD8C

Deuteranopia (green-blind)

#CCC196

Tritanopia (blue-blind)

#40DBC9

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #63dd91;
/* rgb */ color: rgb(99, 221, 145);
/* oklch */ color: oklch(80.9% 0.155 153.7);

Tailwind

colors: {
  custom: {
    50: '#99e8b1',
    500: '#63dd91',
    950: '#000000',
  },
}

SCSS

$custom: #63dd91;
$custom-light: #99e8b1;
$custom-dark: #000000;

JSON

{
  "hex": "#63dd91",
  "rgb": {
    "r": 99,
    "g": 221,
    "b": 145
  },
  "hsl": {
    "h": 142.623,
    "s": 64.211,
    "l": 62.745
  },
  "oklch": {
    "l": 0.80859,
    "c": 0.15454,
    "h": 153.7
  },
  "luminance": 0.5641
}

Semantic roles & 50–950 ramp

primary

#63DD91

secondary

#A53F7F

accent

#1989CC

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0F1611

muted

#808481

Preview Lab

Preview with #63DD91

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

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