#63AB28#63AB28

#63AB28 is a light, vivid yellow-green. Relative luminance 0.319; OKLCH L 66.9% C 0.176 H 134.5°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#63AB28
RGB	rgb(99, 171, 40)
HSL	hsl(93, 62%, 41%)
HSV	hsv(93, 77%, 67%)
CMYK	cmyk(42.1%, 0%, 76.6%, 32.9%)
CIE-LAB	lab(63.29, -43.90, 56.15)
CIE-LCH	lch(63.29, 71.28, 128.02°)
OKLab	oklab(66.88% -0.123 0.1252)
OKLCH	oklch(66.88% 0.176 134.5)
XYZ	xyz(20.0911, 31.9306, 7.1117)
Luminance	0.3193 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AB28 #7028AB

analogous

#A5AB28 #63AB28 #28AB2F

triadic

#63AB28 #2863AB #AB2863

tetradic

#63AB28 #28A5AB #7028AB #AB2F28

square

#63AB28 #28A5AB #7028AB #AB2F28

split-complementary

#63AB28 #2F28AB #AB28A5

monochromatic

#2A4811 #46791C #63AB28 #81D23E #A1DE70

Accessibility & contrast

On white

2.84

#63AB28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#63AB28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AB28

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AB28	#FFFFFF	#000000	##000000
##63AB28	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29D07

Deuteranopia (green-blind)

#A89736

Tritanopia (blue-blind)

#62A492

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #63ab28;
/* rgb */ color: rgb(99, 171, 40);
/* oklch */ color: oklch(66.9% 0.176 134.5);

Tailwind

colors: {
  custom: {
    50: '#96c46c',
    500: '#63ab28',
    950: '#000000',
  },
}

SCSS

$custom: #63ab28;
$custom-light: #96c46c;
$custom-dark: #000000;

JSON

{
  "hex": "#63ab28",
  "rgb": {
    "r": 99,
    "g": 171,
    "b": 40
  },
  "hsl": {
    "h": 92.977,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66882,
    "c": 0.17552,
    "h": 134.5
  },
  "luminance": 0.31932
}

Semantic roles & 50–950 ramp

primary

#63AB28

secondary

#9C6AC4

accent

#43E59C

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #63AB28

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

Preview Lab → · Contrast checker → · Palette generator →