#63B32B#63B32B

#63B32B is a light, vivid yellow-green. Relative luminance 0.351; OKLCH L 69.0% C 0.184 H 135.6°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#63B32B
RGB	rgb(99, 179, 43)
HSL	hsl(95, 61%, 44%)
HSV	hsv(95, 76%, 70%)
CMYK	cmyk(44.7%, 0%, 76%, 29.8%)
CIE-LAB	lab(65.80, -46.99, 57.58)
CIE-LCH	lch(65.80, 74.32, 129.21°)
OKLab	oklab(68.95% -0.1311 0.1286)
OKLCH	oklch(68.95% 0.184 135.6)
XYZ	xyz(21.7012, 35.0660, 7.9099)
Luminance	0.3507 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B32B #7B2BB3

analogous

#A7B32B #63B32B #2BB337

triadic

#63B32B #2B63B3 #B32B63

tetradic

#63B32B #2BA7B3 #7B2BB3 #B3372B

square

#63B32B #2BA7B3 #7B2BB3 #B3372B

split-complementary

#63B32B #372BB3 #B32BA7

monochromatic

#2C5013 #48821F #63B32B #81D348 #A3DF79

Accessibility & contrast

On white

2.62

#63B32B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#63B32B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B32B

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B32B	#FFFFFF	#000000	##000000
##63B32B	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA40B

Deuteranopia (green-blind)

#AF9D39

Tritanopia (blue-blind)

#60AC99

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #63b32b;
/* rgb */ color: rgb(99, 179, 43);
/* oklch */ color: oklch(69.0% 0.184 135.6);

Tailwind

colors: {
  custom: {
    50: '#96ca6e',
    500: '#63b32b',
    950: '#000000',
  },
}

SCSS

$custom: #63b32b;
$custom-light: #96ca6e;
$custom-dark: #000000;

JSON

{
  "hex": "#63b32b",
  "rgb": {
    "r": 99,
    "g": 179,
    "b": 43
  },
  "hsl": {
    "h": 95.294,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.6895,
    "c": 0.18369,
    "h": 135.6
  },
  "luminance": 0.35067
}

Semantic roles & 50–950 ramp

primary

#63B32B

secondary

#A473C7

accent

#43E4A2

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B32B

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

Preview Lab → · Contrast checker → · Palette generator →