#63CA3F#63CA3F

#63CA3F is a light, vivid green. Relative luminance 0.453; OKLCH L 75.0% C 0.200 H 138.8°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#63CA3F
RGB	rgb(99, 202, 63)
HSL	hsl(104, 57%, 52%)
HSV	hsv(104, 69%, 79%)
CMYK	cmyk(51%, 0%, 68.8%, 20.8%)
CIE-LAB	lab(73.06, -54.52, 57.64)
CIE-LCH	lch(73.06, 79.35, 133.41°)
OKLab	oklab(74.96% -0.1502 0.1315)
OKLCH	oklch(74.96% 0.2 138.8)
XYZ	xyz(27.1623, 45.2506, 12.0046)
Luminance	0.4525 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CA3F #A63FCA

analogous

#A9CA3F #63CA3F #3FCA60

triadic

#63CA3F #3F63CA #CA3F63

tetradic

#63CA3F #3FA9CA #A63FCA #CA603F

square

#63CA3F #3FA9CA #A63FCA #CA603F

split-complementary

#63CA3F #603FCA #CA3FA9

monochromatic

#34701F #4AA02C #63CA3F #8AD76F #B1E49F

Accessibility & contrast

On white

2.09

#63CA3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#63CA3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CA3F

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CA3F	#FFFFFF	#000000	##000000
##63CA3F	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B92A

Deuteranopia (green-blind)

#C3B04C

Tritanopia (blue-blind)

#5AC3AE

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63ca3f;
/* rgb */ color: rgb(99, 202, 63);
/* oklch */ color: oklch(75.0% 0.200 138.8);

Tailwind

colors: {
  custom: {
    50: '#98db7b',
    500: '#63ca3f',
    950: '#000000',
  },
}

SCSS

$custom: #63ca3f;
$custom-light: #98db7b;
$custom-dark: #000000;

JSON

{
  "hex": "#63ca3f",
  "rgb": {
    "r": 99,
    "g": 202,
    "b": 63
  },
  "hsl": {
    "h": 104.46,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.74955,
    "c": 0.19961,
    "h": 138.8
  },
  "luminance": 0.45253
}

Semantic roles & 50–950 ramp

primary

#63CA3F

secondary

#C194D1

accent

#48E0B9

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0F150A

muted

#7E837C

Preview Lab

Preview with #63CA3F

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

Preview Lab → · Contrast checker → · Palette generator →