#63AD36#63AD36

#63AD36 is a light, vivid yellow-green. Relative luminance 0.328; OKLCH L 67.5% C 0.169 H 135.9°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#63AD36
RGB	rgb(99, 173, 54)
HSL	hsl(97, 52%, 45%)
HSV	hsv(97, 69%, 68%)
CMYK	cmyk(42.8%, 0%, 68.8%, 32.2%)
CIE-LAB	lab(64.00, -43.75, 51.70)
CIE-LCH	lch(64.00, 67.73, 130.24°)
OKLab	oklab(67.5% -0.1216 0.1179)
OKLCH	oklch(67.5% 0.169 135.9)
XYZ	xyz(20.7545, 32.8050, 8.7277)
Luminance	0.3281 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AD36 #8036AD

analogous

#9FAD36 #63AD36 #36AD45

triadic

#63AD36 #3663AD #AD3663

tetradic

#63AD36 #369FAD #8036AD #AD4536

square

#63AD36 #369FAD #8036AD #AD4536

split-complementary

#63AD36 #4536AD #AD369F

monochromatic

#2E5019 #487E27 #63AD36 #82CA56 #A4D985

Accessibility & contrast

On white

2.78

#63AD36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#63AD36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AD36

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AD36	#FFFFFF	#000000	##000000
##63AD36	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F25

Deuteranopia (green-blind)

#A99941

Tritanopia (blue-blind)

#60A795

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #63ad36;
/* rgb */ color: rgb(99, 173, 54);
/* oklch */ color: oklch(67.5% 0.169 135.9);

Tailwind

colors: {
  custom: {
    50: '#95c673',
    500: '#63ad36',
    950: '#000000',
  },
}

SCSS

$custom: #63ad36;
$custom-light: #95c673;
$custom-dark: #000000;

JSON

{
  "hex": "#63ad36",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 54
  },
  "hsl": {
    "h": 97.311,
    "s": 52.423,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67499,
    "c": 0.16936,
    "h": 135.9
  },
  "luminance": 0.32806
}

Semantic roles & 50–950 ramp

primary

#63AD36

secondary

#A87CC2

accent

#4CDCA5

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63AD36

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

Preview Lab → · Contrast checker → · Palette generator →