#63AD2D#63AD2D

#63AD2D is a light, vivid yellow-green. Relative luminance 0.327; OKLCH L 67.4% C 0.175 H 135.1°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#63AD2D
RGB	rgb(99, 173, 45)
HSL	hsl(95, 59%, 43%)
HSV	hsv(95, 74%, 68%)
CMYK	cmyk(42.8%, 0%, 74%, 32.2%)
CIE-LAB	lab(63.94, -44.41, 55.06)
CIE-LCH	lch(63.94, 70.74, 128.89°)
OKLab	oklab(67.43% -0.124 0.1237)
OKLCH	oklch(67.43% 0.175 135.1)
XYZ	xyz(20.5624, 32.7281, 7.7158)
Luminance	0.3273 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AD2D #772DAD

analogous

#A3AD2D #63AD2D #2DAD37

triadic

#63AD2D #2D63AD #AD2D63

tetradic

#63AD2D #2DA3AD #772DAD #AD372D

square

#63AD2D #2DA3AD #772DAD #AD372D

split-complementary

#63AD2D #372DAD #AD2DA3

monochromatic

#2B4C14 #477C20 #63AD2D #81CF48 #A2DC78

Accessibility & contrast

On white

2.78

#63AD2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.55

#63AD2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AD2D

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AD2D	#FFFFFF	#000000	##000000
##63AD2D	1.00	2.78	7.55	7.55
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.55	21.00	1.00	1.00
##000000	7.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F14

Deuteranopia (green-blind)

#AA993A

Tritanopia (blue-blind)

#61A694

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #63ad2d;
/* rgb */ color: rgb(99, 173, 45);
/* oklch */ color: oklch(67.4% 0.175 135.1);

Tailwind

colors: {
  custom: {
    50: '#96c66f',
    500: '#63ad2d',
    950: '#000000',
  },
}

SCSS

$custom: #63ad2d;
$custom-light: #96c66f;
$custom-dark: #000000;

JSON

{
  "hex": "#63ad2d",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 45
  },
  "hsl": {
    "h": 94.688,
    "s": 58.716,
    "l": 42.745
  },
  "oklch": {
    "l": 0.67428,
    "c": 0.17515,
    "h": 135.1
  },
  "luminance": 0.32729
}

Semantic roles & 50–950 ramp

primary

#63AD2D

secondary

#A172C4

accent

#46E2A0

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63AD2D

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

Preview Lab → · Contrast checker → · Palette generator →