#63AD3C#63AD3C

#63AD3C is a light, vivid yellow-green. Relative luminance 0.329; OKLCH L 67.6% C 0.165 H 136.5°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#63AD3C
RGB	rgb(99, 173, 60)
HSL	hsl(99, 48%, 46%)
HSV	hsv(99, 65%, 68%)
CMYK	cmyk(42.8%, 0%, 65.3%, 32.2%)
CIE-LAB	lab(64.05, -43.24, 49.26)
CIE-LCH	lch(64.05, 65.55, 131.27°)
OKLab	oklab(67.55% -0.1198 0.1135)
OKLCH	oklch(67.55% 0.165 136.5)
XYZ	xyz(20.9042, 32.8648, 9.5162)
Luminance	0.3287 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AD3C #863CAD

analogous

#9BAD3C #63AD3C #3CAD4D

triadic

#63AD3C #3C63AD #AD3C63

tetradic

#63AD3C #3C9BAD #863CAD #AD4D3C

square

#63AD3C #3C9BAD #863CAD #AD4D3C

split-complementary

#63AD3C #4D3CAD #AD3C9B

monochromatic

#2F521C #49802C #63AD3C #83C75F #A6D78C

Accessibility & contrast

On white

2.77

#63AD3C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#63AD3C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AD3C

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AD3C	#FFFFFF	#000000	##000000
##63AD3C	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F2E

Deuteranopia (green-blind)

#A99945

Tritanopia (blue-blind)

#60A796

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #63ad3c;
/* rgb */ color: rgb(99, 173, 60);
/* oklch */ color: oklch(67.6% 0.165 136.5);

Tailwind

colors: {
  custom: {
    50: '#95c677',
    500: '#63ad3c',
    950: '#000000',
  },
}

SCSS

$custom: #63ad3c;
$custom-light: #95c677;
$custom-dark: #000000;

JSON

{
  "hex": "#63ad3c",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 60
  },
  "hsl": {
    "h": 99.292,
    "s": 48.498,
    "l": 45.686
  },
  "oklch": {
    "l": 0.67555,
    "c": 0.16501,
    "h": 136.5
  },
  "luminance": 0.32866
}

Semantic roles & 50–950 ramp

primary

#63AD3C

secondary

#AC83C2

accent

#50D8A9

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63AD3C

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

Preview Lab → · Contrast checker → · Palette generator →