#63AD34#63AD34

#63AD34 is a light, vivid yellow-green. Relative luminance 0.328; OKLCH L 67.5% C 0.171 H 135.7°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#63AD34
RGB	rgb(99, 173, 52)
HSL	hsl(97, 54%, 44%)
HSV	hsv(97, 70%, 68%)
CMYK	cmyk(42.8%, 0%, 69.9%, 32.2%)
CIE-LAB	lab(63.99, -43.91, 52.48)
CIE-LCH	lch(63.99, 68.43, 129.92°)
OKLab	oklab(67.48% -0.1222 0.1192)
OKLCH	oklch(67.48% 0.171 135.7)
XYZ	xyz(20.7085, 32.7865, 8.4854)
Luminance	0.3279 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AD34 #7E34AD

analogous

#A0AD34 #63AD34 #34AD41

triadic

#63AD34 #3463AD #AD3463

tetradic

#63AD34 #34A0AD #7E34AD #AD4134

square

#63AD34 #34A0AD #7E34AD #AD4134

split-complementary

#63AD34 #4134AD #AD34A0

monochromatic

#2D4F18 #487E26 #63AD34 #82CB53 #A4D982

Accessibility & contrast

On white

2.78

#63AD34 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#63AD34 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AD34

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AD34	#FFFFFF	#000000	##000000
##63AD34	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)

#B39F21

Deuteranopia (green-blind)

#A9993F

Tritanopia (blue-blind)

#61A795

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #63ad34;
/* rgb */ color: rgb(99, 173, 52);
/* oklch */ color: oklch(67.5% 0.171 135.7);

Tailwind

colors: {
  custom: {
    50: '#95c672',
    500: '#63ad34',
    950: '#000000',
  },
}

SCSS

$custom: #63ad34;
$custom-light: #95c672;
$custom-dark: #000000;

JSON

{
  "hex": "#63ad34",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 52
  },
  "hsl": {
    "h": 96.694,
    "s": 53.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.67482,
    "c": 0.17072,
    "h": 135.7
  },
  "luminance": 0.32788
}

Semantic roles & 50–950 ramp

primary

#63AD34

secondary

#A77AC3

accent

#4BDDA4

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63AD34

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

Preview Lab → · Contrast checker → · Palette generator →