#63B33B#63B33B

#63B33B is a light, vivid green. Relative luminance 0.352; OKLCH L 69.1% C 0.174 H 137.0°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#63B33B
RGB	rgb(99, 179, 59)
HSL	hsl(100, 50%, 47%)
HSV	hsv(100, 67%, 70%)
CMYK	cmyk(44.7%, 0%, 67%, 29.8%)
CIE-LAB	lab(65.91, -45.81, 51.68)
CIE-LCH	lch(65.91, 69.06, 131.55°)
OKLab	oklab(69.08% -0.1268 0.1185)
OKLCH	oklch(69.08% 0.174 137)
XYZ	xyz(22.0545, 35.2073, 9.7704)
Luminance	0.3521 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B33B #8B3BB3

analogous

#9FB33B #63B33B #3BB34F

triadic

#63B33B #3B63B3 #B33B63

tetradic

#63B33B #3B9FB3 #8B3BB3 #B34F3B

square

#63B33B #3B9FB3 #8B3BB3 #B34F3B

split-complementary

#63B33B #4F3BB3 #B33B9F

monochromatic

#30571D #4A852C #63B33B #84CB60 #A8DA8E

Accessibility & contrast

On white

2.61

#63B33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#63B33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B33B

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B33B	#FFFFFF	#000000	##000000
##63B33B	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A42B

Deuteranopia (green-blind)

#AE9E45

Tritanopia (blue-blind)

#5FAD9B

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #63b33b;
/* rgb */ color: rgb(99, 179, 59);
/* oklch */ color: oklch(69.1% 0.174 137.0);

Tailwind

colors: {
  custom: {
    50: '#96ca77',
    500: '#63b33b',
    950: '#000000',
  },
}

SCSS

$custom: #63b33b;
$custom-light: #96ca77;
$custom-dark: #000000;

JSON

{
  "hex": "#63b33b",
  "rgb": {
    "r": 99,
    "g": 179,
    "b": 59
  },
  "hsl": {
    "h": 100,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.69075,
    "c": 0.17356,
    "h": 137
  },
  "luminance": 0.35209
}

Semantic roles & 50–950 ramp

primary

#63B33B

secondary

#B085C5

accent

#4EDAAB

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63B33B

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

Preview Lab → · Contrast checker → · Palette generator →