#63A128#63A128

#63A128 is a light, vivid yellow-green. Relative luminance 0.283; OKLCH L 64.3% C 0.163 H 133.2°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#63A128
RGB	rgb(99, 161, 40)
HSL	hsl(91, 60%, 39%)
HSV	hsv(91, 75%, 63%)
CMYK	cmyk(38.5%, 0%, 75.2%, 36.9%)
CIE-LAB	lab(60.15, -39.67, 53.11)
CIE-LCH	lch(60.15, 66.29, 126.76°)
OKLab	oklab(64.32% -0.1116 0.1188)
OKLCH	oklch(64.32% 0.163 133.2)
XYZ	xyz(18.2732, 28.2947, 6.5057)
Luminance	0.2830 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A128 #6628A1

analogous

#A0A128 #63A128 #28A12A

triadic

#63A128 #2863A1 #A12863

tetradic

#63A128 #28A0A1 #6628A1 #A12A28

square

#63A128 #28A0A1 #6628A1 #A12A28

split-complementary

#63A128 #2A28A1 #A128A0

monochromatic

#273F10 #45701C #63A128 #81CE39 #A0DA6A

Accessibility & contrast

On white

3.15

#63A128 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#63A128 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A128

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A128	#FFFFFF	#000000	##000000
##63A128	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8940F

Deuteranopia (green-blind)

#9F8F34

Tritanopia (blue-blind)

#639A8A

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #63a128;
/* rgb */ color: rgb(99, 161, 40);
/* oklch */ color: oklch(64.3% 0.163 133.2);

Tailwind

colors: {
  custom: {
    50: '#95bd6b',
    500: '#63a128',
    950: '#000000',
  },
}

SCSS

$custom: #63a128;
$custom-light: #95bd6b;
$custom-dark: #000000;

JSON

{
  "hex": "#63a128",
  "rgb": {
    "r": 99,
    "g": 161,
    "b": 40
  },
  "hsl": {
    "h": 90.744,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.64319,
    "c": 0.163,
    "h": 133.2
  },
  "luminance": 0.28296
}

Semantic roles & 50–950 ramp

primary

#63A128

secondary

#9465C0

accent

#44E396

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #63A128

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

Preview Lab → · Contrast checker → · Palette generator →