#63B540#63B540

#63B540 is a light, vivid green. Relative luminance 0.361; OKLCH L 69.6% C 0.172 H 137.7°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#63B540
RGB	rgb(99, 181, 64)
HSL	hsl(102, 48%, 48%)
HSV	hsv(102, 65%, 71%)
CMYK	cmyk(45.3%, 0%, 64.6%, 29%)
CIE-LAB	lab(66.57, -46.18, 50.30)
CIE-LCH	lch(66.57, 68.29, 132.56°)
OKLab	oklab(69.63% -0.1275 0.1161)
OKLCH	oklch(69.63% 0.172 137.7)
XYZ	xyz(22.5942, 36.0691, 10.6210)
Luminance	0.3607 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B540 #9240B5

analogous

#9DB540 #63B540 #40B557

triadic

#63B540 #4063B5 #B54063

tetradic

#63B540 #409DB5 #9240B5 #B55740

square

#63B540 #409DB5 #9240B5 #B55740

split-complementary

#63B540 #5740B5 #B5409D

monochromatic

#325B20 #4A8830 #63B540 #86CA68 #AADA96

Accessibility & contrast

On white

2.56

#63B540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#63B540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B540

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B540	#FFFFFF	#000000	##000000
##63B540	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA631

Deuteranopia (green-blind)

#B09F4A

Tritanopia (blue-blind)

#5EAF9D

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #63b540;
/* rgb */ color: rgb(99, 181, 64);
/* oklch */ color: oklch(69.6% 0.172 137.7);

Tailwind

colors: {
  custom: {
    50: '#96cc7a',
    500: '#63b540',
    950: '#000000',
  },
}

SCSS

$custom: #63b540;
$custom-light: #96cc7a;
$custom-dark: #000000;

JSON

{
  "hex": "#63b540",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 64
  },
  "hsl": {
    "h": 102.051,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.69632,
    "c": 0.17247,
    "h": 137.7
  },
  "luminance": 0.36071
}

Semantic roles & 50–950 ramp

primary

#63B540

secondary

#B48BC5

accent

#50D7AF

background

#F9FCF7

surface

#F2F9EE

border

#CCD2C9

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #63B540

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

Preview Lab → · Contrast checker → · Palette generator →