#63AC28#63AC28

#63AC28 is a light, vivid yellow-green. Relative luminance 0.323; OKLCH L 67.1% C 0.177 H 134.6°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#63AC28
RGB	rgb(99, 172, 40)
HSL	hsl(93, 62%, 42%)
HSV	hsv(93, 77%, 67%)
CMYK	cmyk(42.4%, 0%, 76.7%, 32.5%)
CIE-LAB	lab(63.60, -44.32, 56.46)
CIE-LCH	lch(63.60, 71.77, 128.13°)
OKLab	oklab(67.14% -0.1241 0.1258)
OKLCH	oklch(67.14% 0.177 134.6)
XYZ	xyz(20.2807, 32.3098, 7.1749)
Luminance	0.3231 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AC28 #7128AC

analogous

#A5AC28 #63AC28 #28AC2F

triadic

#63AC28 #2863AC #AC2863

tetradic

#63AC28 #28A5AC #7128AC #AC2F28

square

#63AC28 #28A5AC #7128AC #AC2F28

split-complementary

#63AC28 #2F28AC #AC28A5

monochromatic

#2A4911 #467A1C #63AC28 #81D23F #A1DE71

Accessibility & contrast

On white

2.81

#63AC28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#63AC28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AC28

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AC28	#FFFFFF	#000000	##000000
##63AC28	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)

#B39E07

Deuteranopia (green-blind)

#A99836

Tritanopia (blue-blind)

#62A593

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #63ac28;
/* rgb */ color: rgb(99, 172, 40);
/* oklch */ color: oklch(67.1% 0.177 134.6);

Tailwind

colors: {
  custom: {
    50: '#96c56c',
    500: '#63ac28',
    950: '#000000',
  },
}

SCSS

$custom: #63ac28;
$custom-light: #96c56c;
$custom-dark: #000000;

JSON

{
  "hex": "#63ac28",
  "rgb": {
    "r": 99,
    "g": 172,
    "b": 40
  },
  "hsl": {
    "h": 93.182,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67138,
    "c": 0.17675,
    "h": 134.6
  },
  "luminance": 0.32311
}

Semantic roles & 50–950 ramp

primary

#63AC28

secondary

#9D6BC5

accent

#42E59D

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #63AC28

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

Preview Lab → · Contrast checker → · Palette generator →