#63E38F#63E38F

#63E38F is a very light, vivid green. Relative luminance 0.596; OKLCH L 82.3% C 0.165 H 152.3°. Best body text is #000000 at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#63E38F
RGB	rgb(99, 227, 143)
HSL	hsl(141, 70%, 64%)
HSV	hsv(141, 56%, 89%)
CMYK	cmyk(56.4%, 0%, 37%, 11%)
CIE-LAB	lab(81.60, -53.76, 30.63)
CIE-LCH	lch(81.60, 61.87, 150.33°)
OKLab	oklab(82.29% -0.1457 0.0765)
OKLCH	oklch(82.29% 0.165 152.3)
XYZ	xyz(37.5698, 59.5705, 35.4997)
Luminance	0.5957 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E38F #E363B7

analogous

#77E363 #63E38F #63E3CF

triadic

#63E38F #8F63E3 #E38F63

tetradic

#63E38F #6377E3 #E363B7 #E3CF63

square

#63E38F #6377E3 #E363B7 #E3CF63

split-complementary

#63E38F #CF63E3 #E36377

monochromatic

#1FAD50 #2FDA6A #63E38F #97ECB4 #CBF6DA

Accessibility & contrast

On white

1.63

#63E38F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.91

#63E38F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E38F

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E38F	#FFFFFF	#000000	##000000
##63E38F	1.00	1.63	12.91	12.91
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.91	21.00	1.00	1.00
##000000	12.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3D289

Deuteranopia (green-blind)

#D2C694

Tritanopia (blue-blind)

#3EE0CE

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #63e38f;
/* rgb */ color: rgb(99, 227, 143);
/* oklch */ color: oklch(82.3% 0.165 152.3);

Tailwind

colors: {
  custom: {
    50: '#99edb0',
    500: '#63e38f',
    950: '#000000',
  },
}

SCSS

$custom: #63e38f;
$custom-light: #99edb0;
$custom-dark: #000000;

JSON

{
  "hex": "#63e38f",
  "rgb": {
    "r": 99,
    "g": 227,
    "b": 143
  },
  "hsl": {
    "h": 140.625,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.82289,
    "c": 0.16462,
    "h": 152.3
  },
  "luminance": 0.59574
}

Semantic roles & 50–950 ramp

primary

#63E38F

secondary

#AE3C87

accent

#1490D2

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0F1610

muted

#808581

Preview Lab

Preview with #63E38F

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

Preview Lab → · Contrast checker → · Palette generator →