#63BB39#63BB39

#63BB39 is a light, vivid green. Relative luminance 0.385; OKLCH L 71.1% C 0.185 H 137.4°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#63BB39
RGB	rgb(99, 187, 57)
HSL	hsl(101, 53%, 48%)
HSV	hsv(101, 70%, 73%)
CMYK	cmyk(47.1%, 0%, 69.5%, 26.7%)
CIE-LAB	lab(68.38, -49.20, 55.09)
CIE-LCH	lch(68.38, 73.86, 131.77°)
OKLab	oklab(71.1% -0.1362 0.1254)
OKLCH	oklch(71.1% 0.185 137.4)
XYZ	xyz(23.6537, 38.4871, 10.0525)
Luminance	0.3849 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BB39 #9139BB

analogous

#A4BB39 #63BB39 #39BB50

triadic

#63BB39 #3963BB #BB3963

tetradic

#63BB39 #39A4BB #9139BB #BB5039

square

#63BB39 #39A4BB #9139BB #BB5039

split-complementary

#63BB39 #5039BB #BB39A4

monochromatic

#315D1C #4A8C2B #63BB39 #85CF62 #AADD91

Accessibility & contrast

On white

2.41

#63BB39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#63BB39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BB39

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BB39	#FFFFFF	#000000	##000000
##63BB39	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB25

Deuteranopia (green-blind)

#B5A445

Tritanopia (blue-blind)

#5EB4A1

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63bb39;
/* rgb */ color: rgb(99, 187, 57);
/* oklch */ color: oklch(71.1% 0.185 137.4);

Tailwind

colors: {
  custom: {
    50: '#97d077',
    500: '#63bb39',
    950: '#000000',
  },
}

SCSS

$custom: #63bb39;
$custom-light: #97d077;
$custom-dark: #000000;

JSON

{
  "hex": "#63bb39",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 57
  },
  "hsl": {
    "h": 100.615,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.71095,
    "c": 0.18508,
    "h": 137.4
  },
  "luminance": 0.38489
}

Semantic roles & 50–950 ramp

primary

#63BB39

secondary

#B387C8

accent

#4BDDAE

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63BB39

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

Preview Lab → · Contrast checker → · Palette generator →