#63AC27#63AC27

#63AC27 is a light, vivid yellow-green. Relative luminance 0.323; OKLCH L 67.1% C 0.177 H 134.5°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#63AC27
RGB	rgb(99, 172, 39)
HSL	hsl(93, 63%, 41%)
HSV	hsv(93, 77%, 67%)
CMYK	cmyk(42.4%, 0%, 77.3%, 32.5%)
CIE-LAB	lab(63.59, -44.37, 56.78)
CIE-LCH	lch(63.59, 72.06, 128.01°)
OKLab	oklab(67.13% -0.1244 0.1264)
OKLCH	oklch(67.13% 0.177 134.5)
XYZ	xyz(20.2639, 32.3031, 7.0864)
Luminance	0.3230 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AC27 #7027AC

analogous

#A6AC27 #63AC27 #27AC2D

triadic

#63AC27 #2763AC #AC2763

tetradic

#63AC27 #27A6AC #7027AC #AC2D27

square

#63AC27 #27A6AC #7027AC #AC2D27

split-complementary

#63AC27 #2D27AC #AC27A6

monochromatic

#2A4810 #467A1C #63AC27 #81D33D #A1DE6F

Accessibility & contrast

On white

2.81

#63AC27 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#63AC27 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AC27

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AC27	#FFFFFF	#000000	##000000
##63AC27	1.00	2.81	7.46	7.46
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.46	21.00	1.00	1.00
##000000	7.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39E03

Deuteranopia (green-blind)

#A99835

Tritanopia (blue-blind)

#62A593

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #63ac27;
/* rgb */ color: rgb(99, 172, 39);
/* oklch */ color: oklch(67.1% 0.177 134.5);

Tailwind

colors: {
  custom: {
    50: '#96c56c',
    500: '#63ac27',
    950: '#000000',
  },
}

SCSS

$custom: #63ac27;
$custom-light: #96c56c;
$custom-dark: #000000;

JSON

{
  "hex": "#63ac27",
  "rgb": {
    "r": 99,
    "g": 172,
    "b": 39
  },
  "hsl": {
    "h": 92.932,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67132,
    "c": 0.17728,
    "h": 134.5
  },
  "luminance": 0.32304
}

Semantic roles & 50–950 ramp

primary

#63AC27

secondary

#9C6AC5

accent

#42E69C

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #63AC27

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

Preview Lab → · Contrast checker → · Palette generator →