#63C540#63C540

#63C540 is a light, vivid green. Relative luminance 0.430; OKLCH L 73.7% C 0.193 H 138.6°. Best body text is #000000 at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#63C540
RGB	rgb(99, 197, 64)
HSL	hsl(104, 53%, 51%)
HSV	hsv(104, 68%, 77%)
CMYK	cmyk(49.7%, 0%, 67.5%, 22.7%)
CIE-LAB	lab(71.52, -52.53, 55.63)
CIE-LCH	lch(71.52, 76.51, 133.36°)
OKLab	oklab(73.7% -0.1447 0.1274)
OKLCH	oklch(73.7% 0.193 138.6)
XYZ	xyz(26.0363, 42.9534, 11.7684)
Luminance	0.4295 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C540 #A240C5

analogous

#A5C540 #63C540 #40C55F

triadic

#63C540 #4063C5 #C54063

tetradic

#63C540 #40A5C5 #A240C5 #C55F40

square

#63C540 #40A5C5 #A240C5 #C55F40

split-complementary

#63C540 #5F40C5 #C540A5

monochromatic

#346A20 #4B992F #63C540 #89D36F #B0E29E

Accessibility & contrast

On white

2.19

#63C540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.59

#63C540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C540

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C540	#FFFFFF	#000000	##000000
##63C540	1.00	2.19	9.59	9.59
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.59	21.00	1.00	1.00
##000000	9.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB42D

Deuteranopia (green-blind)

#BEAC4C

Tritanopia (blue-blind)

#5BBEAA

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #63c540;
/* rgb */ color: rgb(99, 197, 64);
/* oklch */ color: oklch(73.7% 0.193 138.6);

Tailwind

colors: {
  custom: {
    50: '#98d77b',
    500: '#63c540',
    950: '#000000',
  },
}

SCSS

$custom: #63c540;
$custom-light: #98d77b;
$custom-dark: #000000;

JSON

{
  "hex": "#63c540",
  "rgb": {
    "r": 99,
    "g": 197,
    "b": 64
  },
  "hsl": {
    "h": 104.211,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.73696,
    "c": 0.1928,
    "h": 138.6
  },
  "luminance": 0.42955
}

Semantic roles & 50–950 ramp

primary

#63C540

secondary

#BE93CE

accent

#4BDDB6

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0E140A

muted

#7E837C

Preview Lab

Preview with #63C540

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

Preview Lab → · Contrast checker → · Palette generator →