#63A021#63A021

#63A021 is a light, vivid yellow-green. Relative luminance 0.279; OKLCH L 64.0% C 0.166 H 132.6°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#63A021
RGB	rgb(99, 160, 33)
HSL	hsl(89, 66%, 38%)
HSV	hsv(89, 79%, 63%)
CMYK	cmyk(38.1%, 0%, 79.4%, 37.3%)
CIE-LAB	lab(59.80, -39.65, 55.11)
CIE-LCH	lch(59.80, 67.89, 125.73°)
OKLab	oklab(64.02% -0.112 0.1219)
OKLCH	oklch(64.02% 0.166 132.6)
XYZ	xyz(17.9907, 27.9033, 5.8765)
Luminance	0.2790 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A021 #5E21A0

analogous

#A09D21 #63A021 #23A021

triadic

#63A021 #2163A0 #A02163

tetradic

#63A021 #21A09D #5E21A0 #A02123

square

#63A021 #21A09D #5E21A0 #A02123

split-complementary

#63A021 #2123A0 #9D21A0

monochromatic

#243B0C #446D17 #63A021 #82D32B #A0DE5E

Accessibility & contrast

On white

3.19

#63A021 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#63A021 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A021

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A021	#FFFFFF	#000000	##000000
##63A021	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79300

Deuteranopia (green-blind)

#9F8E2F

Tritanopia (blue-blind)

#649989

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #63a021;
/* rgb */ color: rgb(99, 160, 33);
/* oklch */ color: oklch(64.0% 0.166 132.6);

Tailwind

colors: {
  custom: {
    50: '#95bc67',
    500: '#63a021',
    950: '#000000',
  },
}

SCSS

$custom: #63a021;
$custom-light: #95bc67;
$custom-dark: #000000;

JSON

{
  "hex": "#63a021",
  "rgb": {
    "r": 99,
    "g": 160,
    "b": 33
  },
  "hsl": {
    "h": 88.819,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.64018,
    "c": 0.16557,
    "h": 132.6
  },
  "luminance": 0.27904
}

Semantic roles & 50–950 ramp

primary

#63A021

secondary

#8C5BC2

accent

#3FE991

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #63A021

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

Preview Lab → · Contrast checker → · Palette generator →