#63BB3F#63BB3F

#63BB3F is a light, vivid green. Relative luminance 0.386; OKLCH L 71.1% C 0.181 H 138.0°. Best body text is #000000 at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#63BB3F
RGB	rgb(99, 187, 63)
HSL	hsl(103, 50%, 49%)
HSV	hsv(103, 66%, 73%)
CMYK	cmyk(47.1%, 0%, 66.3%, 26.7%)
CIE-LAB	lab(68.42, -48.70, 52.73)
CIE-LCH	lch(68.42, 71.77, 132.72°)
OKLab	oklab(71.15% -0.1344 0.1212)
OKLCH	oklch(71.15% 0.181 138)
XYZ	xyz(23.8123, 38.5506, 10.8879)
Luminance	0.3855 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB3F #973FBB

analogous

#A1BB3F #63BB3F #3FBB59

triadic

#63BB3F #3F63BB #BB3F63

tetradic

#63BB3F #3FA1BB #973FBB #BB593F

square

#63BB3F #3FA1BB #973FBB #BB593F

split-complementary

#63BB3F #593FBB #BB3FA1

monochromatic

#335F20 #4B8D30 #63BB3F #87CD6A #ACDC98

Accessibility & contrast

On white

2.41

#63BB3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.71

#63BB3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB3F

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB3F	#FFFFFF	#000000	##000000
##63BB3F	1.00	2.41	8.71	8.71
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.71	21.00	1.00	1.00
##000000	8.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AC2F

Deuteranopia (green-blind)

#B5A44A

Tritanopia (blue-blind)

#5DB5A2

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63bb3f;
/* rgb */ color: rgb(99, 187, 63);
/* oklch */ color: oklch(71.1% 0.181 138.0);

Tailwind

colors: {
  custom: {
    50: '#96d07a',
    500: '#63bb3f',
    950: '#000000',
  },
}

SCSS

$custom: #63bb3f;
$custom-light: #96d07a;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb3f",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 63
  },
  "hsl": {
    "h": 102.581,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.71148,
    "c": 0.18094,
    "h": 138
  },
  "luminance": 0.38552
}

Semantic roles & 50–950 ramp

primary

#63BB3F

secondary

#B78EC8

accent

#4FD9B1

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E140A

muted

#7E827C

Preview Lab

Preview with #63BB3F

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

Preview Lab → · Contrast checker → · Palette generator →