#63D440#63D440

#63D440 is a light, highly saturated green. Relative luminance 0.501; OKLCH L 77.5% C 0.211 H 139.3°. Best body text is #000000 at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#63D440
RGB	rgb(99, 212, 64)
HSL	hsl(106, 63%, 54%)
HSV	hsv(106, 70%, 83%)
CMYK	cmyk(53.3%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(76.14, -58.17, 60.47)
CIE-LCH	lch(76.14, 83.91, 133.89°)
OKLab	oklab(77.49% -0.16 0.1375)
OKLCH	oklch(77.49% 0.211 139.3)
XYZ	xyz(29.6133, 50.1074, 12.9607)
Luminance	0.5011 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D440 #B140D4

analogous

#ADD440 #63D440 #40D467

triadic

#63D440 #4063D4 #D44063

tetradic

#63D440 #40ADD4 #B140D4 #D46740

square

#63D440 #40ADD4 #B140D4 #D46740

split-complementary

#63D440 #6740D4 #D440AD

monochromatic

#337D1C #48AF27 #63D440 #8CDF72 #B5EAA4

Accessibility & contrast

On white

1.91

#63D440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.02

#63D440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D440

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D440	#FFFFFF	#000000	##000000
##63D440	1.00	1.91	11.02	11.02
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.02	21.00	1.00	1.00
##000000	11.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC229

Deuteranopia (green-blind)

#CCB84E

Tritanopia (blue-blind)

#58CDB7

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #63d440;
/* rgb */ color: rgb(99, 212, 64);
/* oklch */ color: oklch(77.5% 0.211 139.3);

Tailwind

colors: {
  custom: {
    50: '#9ae27d',
    500: '#63d440',
    950: '#000000',
  },
}

SCSS

$custom: #63d440;
$custom-light: #9ae27d;
$custom-dark: #000000;

JSON

{
  "hex": "#63d440",
  "rgb": {
    "r": 99,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 105.811,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.77492,
    "c": 0.21098,
    "h": 139.3
  },
  "luminance": 0.5011
}

Semantic roles & 50–950 ramp

primary

#63D440

secondary

#723385

accent

#42E6BF

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0F150A

muted

#80847D

Preview Lab

Preview with #63D440

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

Preview Lab → · Contrast checker → · Palette generator →