#63AD3A#63AD3A

#63AD3A is a light, vivid yellow-green. Relative luminance 0.328; OKLCH L 67.5% C 0.167 H 136.3°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#63AD3A
RGB	rgb(99, 173, 58)
HSL	hsl(99, 50%, 45%)
HSV	hsv(99, 66%, 68%)
CMYK	cmyk(42.8%, 0%, 66.5%, 32.2%)
CIE-LAB	lab(64.03, -43.42, 50.09)
CIE-LCH	lch(64.03, 66.29, 130.92°)
OKLab	oklab(67.54% -0.1204 0.115)
OKLCH	oklch(67.54% 0.167 136.3)
XYZ	xyz(20.8523, 32.8441, 9.2430)
Luminance	0.3285 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AD3A #843AAD

analogous

#9CAD3A #63AD3A #3AAD4B

triadic

#63AD3A #3A63AD #AD3A63

tetradic

#63AD3A #3A9CAD #843AAD #AD4B3A

square

#63AD3A #3A9CAD #843AAD #AD4B3A

split-complementary

#63AD3A #4B3AAD #AD3A9C

monochromatic

#2F511B #497F2B #63AD3A #83C85C #A6D88A

Accessibility & contrast

On white

2.77

#63AD3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#63AD3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AD3A

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AD3A	#FFFFFF	#000000	##000000
##63AD3A	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)

#B39F2B

Deuteranopia (green-blind)

#A99944

Tritanopia (blue-blind)

#60A795

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #63ad3a;
/* rgb */ color: rgb(99, 173, 58);
/* oklch */ color: oklch(67.5% 0.167 136.3);

Tailwind

colors: {
  custom: {
    50: '#95c676',
    500: '#63ad3a',
    950: '#000000',
  },
}

SCSS

$custom: #63ad3a;
$custom-light: #95c676;
$custom-dark: #000000;

JSON

{
  "hex": "#63ad3a",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 58
  },
  "hsl": {
    "h": 98.609,
    "s": 49.784,
    "l": 45.294
  },
  "oklch": {
    "l": 0.67536,
    "c": 0.1665,
    "h": 136.3
  },
  "luminance": 0.32845
}

Semantic roles & 50–950 ramp

primary

#63AD3A

secondary

#AB81C2

accent

#4ED9A8

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63AD3A

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

Preview Lab → · Contrast checker → · Palette generator →