#63BD3B#63BD3B

#63BD3B is a light, vivid green. Relative luminance 0.394; OKLCH L 71.6% C 0.186 H 137.7°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#63BD3B
RGB	rgb(99, 189, 59)
HSL	hsl(102, 52%, 49%)
HSV	hsv(102, 69%, 74%)
CMYK	cmyk(47.6%, 0%, 68.8%, 25.9%)
CIE-LAB	lab(69.01, -49.83, 54.97)
CIE-LCH	lch(69.01, 74.19, 132.19°)
OKLab	oklab(71.62% -0.1377 0.1254)
OKLCH	oklch(71.62% 0.186 137.7)
XYZ	xyz(24.1318, 39.3620, 10.4628)
Luminance	0.3936 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BD3B #953BBD

analogous

#A4BD3B #63BD3B #3BBD54

triadic

#63BD3B #3B63BD #BD3B63

tetradic

#63BD3B #3BA4BD #953BBD #BD543B

square

#63BD3B #3BA4BD #953BBD #BD543B

split-complementary

#63BD3B #543BBD #BD3BA4

monochromatic

#32601E #4B8E2C #63BD3B #86CF66 #ABDE95

Accessibility & contrast

On white

2.37

#63BD3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#63BD3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BD3B

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BD3B	#FFFFFF	#000000	##000000
##63BD3B	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD28

Deuteranopia (green-blind)

#B7A647

Tritanopia (blue-blind)

#5DB6A3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63bd3b;
/* rgb */ color: rgb(99, 189, 59);
/* oklch */ color: oklch(71.6% 0.186 137.7);

Tailwind

colors: {
  custom: {
    50: '#97d178',
    500: '#63bd3b',
    950: '#000000',
  },
}

SCSS

$custom: #63bd3b;
$custom-light: #97d178;
$custom-dark: #000000;

JSON

{
  "hex": "#63bd3b",
  "rgb": {
    "r": 99,
    "g": 189,
    "b": 59
  },
  "hsl": {
    "h": 101.538,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.71621,
    "c": 0.18625,
    "h": 137.7
  },
  "luminance": 0.39364
}

Semantic roles & 50–950 ramp

primary

#63BD3B

secondary

#B68BC9

accent

#4CDCB0

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63BD3B

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

Preview Lab → · Contrast checker → · Palette generator →