#63CA38#63CA38

#63CA38 is a light, highly saturated green. Relative luminance 0.452; OKLCH L 74.9% C 0.204 H 138.2°. Best body text is #000000 at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#63CA38
RGB	rgb(99, 202, 56)
HSL	hsl(102, 58%, 51%)
HSV	hsv(102, 72%, 79%)
CMYK	cmyk(51%, 0%, 72.3%, 20.8%)
CIE-LAB	lab(73.01, -55.06, 60.20)
CIE-LCH	lch(73.01, 81.58, 132.44°)
OKLab	oklab(74.9% -0.1521 0.1359)
OKLCH	oklch(74.9% 0.204 138.2)
XYZ	xyz(26.9790, 45.1772, 11.0390)
Luminance	0.4518 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CA38 #9F38CA

analogous

#ACCA38 #63CA38 #38CA56

triadic

#63CA38 #3863CA #CA3863

tetradic

#63CA38 #38ACCA #9F38CA #CA5638

square

#63CA38 #38ACCA #9F38CA #CA5638

split-complementary

#63CA38 #5638CA #CA38AC

monochromatic

#346B1D #4B9B29 #63CA38 #89D768 #AFE499

Accessibility & contrast

On white

2.09

#63CA38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.04

#63CA38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CA38

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CA38	#FFFFFF	#000000	##000000
##63CA38	1.00	2.09	10.04	10.04
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.04	21.00	1.00	1.00
##000000	10.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B91E

Deuteranopia (green-blind)

#C3B047

Tritanopia (blue-blind)

#5BC3AE

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63ca38;
/* rgb */ color: rgb(99, 202, 56);
/* oklch */ color: oklch(74.9% 0.204 138.2);

Tailwind

colors: {
  custom: {
    50: '#99db78',
    500: '#63ca38',
    950: '#000000',
  },
}

SCSS

$custom: #63ca38;
$custom-light: #99db78;
$custom-dark: #000000;

JSON

{
  "hex": "#63ca38",
  "rgb": {
    "r": 99,
    "g": 202,
    "b": 56
  },
  "hsl": {
    "h": 102.329,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.749,
    "c": 0.20397,
    "h": 138.2
  },
  "luminance": 0.45179
}

Semantic roles & 50–950 ramp

primary

#63CA38

secondary

#BC8ECF

accent

#47E1B4

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0F1509

muted

#7E837B

Preview Lab

Preview with #63CA38

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

Preview Lab → · Contrast checker → · Palette generator →