#63E39B#63E39B

#63E39B is a very light, vivid green. Relative luminance 0.600; OKLCH L 82.5% C 0.154 H 156.0°. Best body text is #000000 at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#63E39B
RGB	rgb(99, 227, 155)
HSL	hsl(146, 70%, 64%)
HSV	hsv(146, 56%, 89%)
CMYK	cmyk(56.4%, 0%, 31.7%, 11%)
CIE-LAB	lab(81.81, -51.57, 24.75)
CIE-LCH	lch(81.81, 57.20, 154.36°)
OKLab	oklab(82.53% -0.1404 0.0626)
OKLCH	oklch(82.53% 0.154 156)
XYZ	xyz(38.5279, 59.9538, 40.5459)
Luminance	0.5996 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E39B #E363AB

analogous

#6BE363 #63E39B #63E3DB

triadic

#63E39B #9B63E3 #E39B63

tetradic

#63E39B #636BE3 #E363AB #E3DB63

square

#63E39B #636BE3 #E363AB #E3DB63

split-complementary

#63E39B #DB63E3 #E3636B

monochromatic

#1FAD5D #2FDA7A #63E39B #97ECBC #CBF6DE

Accessibility & contrast

On white

1.62

#63E39B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.99

#63E39B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E39B

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E39B	#FFFFFF	#000000	##000000
##63E39B	1.00	1.62	12.99	12.99
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.99	21.00	1.00	1.00
##000000	12.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D397

Deuteranopia (green-blind)

#D0C69F

Tritanopia (blue-blind)

#38E1D0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #63e39b;
/* rgb */ color: rgb(99, 227, 155);
/* oklch */ color: oklch(82.5% 0.154 156.0);

Tailwind

colors: {
  custom: {
    50: '#99ecb9',
    500: '#63e39b',
    950: '#000000',
  },
}

SCSS

$custom: #63e39b;
$custom-light: #99ecb9;
$custom-dark: #000000;

JSON

{
  "hex": "#63e39b",
  "rgb": {
    "r": 99,
    "g": 227,
    "b": 155
  },
  "hsl": {
    "h": 146.25,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.82529,
    "c": 0.15373,
    "h": 156
  },
  "luminance": 0.59957
}

Semantic roles & 50–950 ramp

primary

#63E39B

secondary

#AE3C7C

accent

#147FD2

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1611

muted

#808581

Preview Lab

Preview with #63E39B

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

Preview Lab → · Contrast checker → · Palette generator →