#63EF5C#63EF5C

#63EF5C is a very light, highly saturated green. Relative luminance 0.652; OKLCH L 84.5% C 0.224 H 142.5°. Best body text is #000000 at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#63EF5C
RGB	rgb(99, 239, 92)
HSL	hsl(117, 82%, 65%)
HSV	hsv(117, 62%, 94%)
CMYK	cmyk(58.6%, 0%, 61.5%, 6.3%)
CIE-LAB	lab(84.56, -65.31, 58.39)
CIE-LCH	lch(84.56, 87.60, 138.20°)
OKLab	oklab(84.51% -0.1778 0.1362)
OKLCH	oklch(84.51% 0.224 142.5)
XYZ	xyz(37.9418, 65.1549, 20.6998)
Luminance	0.6516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EF5C #E85CEF

analogous

#ACEF5C #63EF5C #5CEF9F

triadic

#63EF5C #5C63EF #EF5C63

tetradic

#63EF5C #5CACEF #E85CEF #EF9F5C

square

#63EF5C #5CACEF #E85CEF #EF9F5C

split-complementary

#63EF5C #9F5CEF #EF5CAC

monochromatic

#1BBE13 #2EEA24 #63EF5C #98F494 #CEFACB

Accessibility & contrast

On white

1.50

#63EF5C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.03

#63EF5C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EF5C

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EF5C	#FFFFFF	#000000	##000000
##63EF5C	1.00	1.50	14.03	14.03
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.03	21.00	1.00	1.00
##000000	14.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA4B

Deuteranopia (green-blind)

#E2CE68

Tritanopia (blue-blind)

#4BE8D0

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #63ef5c;
/* rgb */ color: rgb(99, 239, 92);
/* oklch */ color: oklch(84.5% 0.224 142.5);

Tailwind

colors: {
  custom: {
    50: '#9df58f',
    500: '#63ef5c',
    950: '#000000',
  },
}

SCSS

$custom: #63ef5c;
$custom-light: #9df58f;
$custom-dark: #000000;

JSON

{
  "hex": "#63ef5c",
  "rgb": {
    "r": 99,
    "g": 239,
    "b": 92
  },
  "hsl": {
    "h": 117.143,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.84514,
    "c": 0.22395,
    "h": 142.5
  },
  "luminance": 0.65158
}

Semantic roles & 50–950 ramp

primary

#63EF5C

secondary

#B633BC

accent

#07DFD4

background

#FCFFFC

surface

#F6FFF4

border

#D0D7CE

text

#10170D

muted

#80857F

Preview Lab

Preview with #63EF5C

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

Preview Lab → · Contrast checker → · Palette generator →