#63B13A#63B13A

#63B13A is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.6% C 0.172 H 136.7°. Best body text is #000000 at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#63B13A
RGB	rgb(99, 177, 58)
HSL	hsl(99, 51%, 46%)
HSV	hsv(99, 67%, 69%)
CMYK	cmyk(44.1%, 0%, 67.2%, 30.6%)
CIE-LAB	lab(65.28, -45.08, 51.42)
CIE-LCH	lch(65.28, 68.38, 131.24°)
OKLab	oklab(68.56% -0.1249 0.1178)
OKLCH	oklch(68.56% 0.172 136.7)
XYZ	xyz(21.6308, 34.4011, 9.5025)
Luminance	0.3440 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B13A #883AB1

analogous

#9EB13A #63B13A #3AB14D

triadic

#63B13A #3A63B1 #B13A63

tetradic

#63B13A #3A9EB1 #883AB1 #B14D3A

square

#63B13A #3A9EB1 #883AB1 #B14D3A

split-complementary

#63B13A #4D3AB1 #B13A9E

monochromatic

#2F551C #49832B #63B13A #83CA5E #A7D98C

Accessibility & contrast

On white

2.66

#63B13A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.88

#63B13A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B13A

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B13A	#FFFFFF	#000000	##000000
##63B13A	1.00	2.66	7.88	7.88
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.88	21.00	1.00	1.00
##000000	7.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A32A

Deuteranopia (green-blind)

#AC9C44

Tritanopia (blue-blind)

#5FAB99

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #63b13a;
/* rgb */ color: rgb(99, 177, 58);
/* oklch */ color: oklch(68.6% 0.172 136.7);

Tailwind

colors: {
  custom: {
    50: '#95c976',
    500: '#63b13a',
    950: '#000000',
  },
}

SCSS

$custom: #63b13a;
$custom-light: #95c976;
$custom-dark: #000000;

JSON

{
  "hex": "#63b13a",
  "rgb": {
    "r": 99,
    "g": 177,
    "b": 58
  },
  "hsl": {
    "h": 99.328,
    "s": 50.638,
    "l": 46.078
  },
  "oklch": {
    "l": 0.68556,
    "c": 0.1717,
    "h": 136.7
  },
  "luminance": 0.34402
}

Semantic roles & 50–950 ramp

primary

#63B13A

secondary

#AD83C4

accent

#4EDAAA

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63B13A

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

Preview Lab → · Contrast checker → · Palette generator →