#63F39B#63F39B

#63F39B is a very light, vivid green. Relative luminance 0.691; OKLCH L 86.4% C 0.175 H 153.6°. Best body text is #000000 at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#63F39B
RGB	rgb(99, 243, 155)
HSL	hsl(143, 86%, 67%)
HSV	hsv(143, 59%, 95%)
CMYK	cmyk(59.3%, 0%, 36.2%, 4.7%)
CIE-LAB	lab(86.56, -57.91, 31.16)
CIE-LCH	lch(86.56, 65.76, 151.72°)
OKLab	oklab(86.42% -0.157 0.078)
OKLCH	oklch(86.42% 0.175 153.6)
XYZ	xyz(43.1091, 69.1162, 42.0729)
Luminance	0.6912 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63F39B #F363BB

analogous

#73F363 #63F39B #63F3E3

triadic

#63F39B #9B63F3 #F39B63

tetradic

#63F39B #6373F3 #F363BB #F3E363

square

#63F39B #6373F3 #F363BB #F3E363

split-complementary

#63F39B #E363F3 #F36373

monochromatic

#10CC59 #2AEF77 #63F39B #9CF7BF #D5FCE4

Accessibility & contrast

On white

1.42

#63F39B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.82

#63F39B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63F39B

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63F39B	#FFFFFF	#000000	##000000
##63F39B	1.00	1.42	14.82	14.82
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.82	21.00	1.00	1.00
##000000	14.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3E195

Deuteranopia (green-blind)

#E0D3A1

Tritanopia (blue-blind)

#30F0DD

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #63f39b;
/* rgb */ color: rgb(99, 243, 155);
/* oklch */ color: oklch(86.4% 0.175 153.6);

Tailwind

colors: {
  custom: {
    50: '#9cf8b9',
    500: '#63f39b',
    950: '#000000',
  },
}

SCSS

$custom: #63f39b;
$custom-light: #9cf8b9;
$custom-dark: #000000;

JSON

{
  "hex": "#63f39b",
  "rgb": {
    "r": 99,
    "g": 243,
    "b": 155
  },
  "hsl": {
    "h": 143.333,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.8642,
    "c": 0.17528,
    "h": 153.6
  },
  "luminance": 0.6912
}

Semantic roles & 50–950 ramp

primary

#63F39B

secondary

#C8328E

accent

#038CE2

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #63F39B

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

Preview Lab → · Contrast checker → · Palette generator →