#63C840#63C840

#63C840 is a light, vivid green. Relative luminance 0.443; OKLCH L 74.5% C 0.197 H 138.8°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#63C840
RGB	rgb(99, 200, 64)
HSL	hsl(105, 55%, 52%)
HSV	hsv(105, 68%, 78%)
CMYK	cmyk(50.5%, 0%, 68%, 21.6%)
CIE-LAB	lab(72.45, -53.68, 56.61)
CIE-LCH	lch(72.45, 78.02, 133.48°)
OKLab	oklab(74.46% -0.1478 0.1294)
OKLCH	oklch(74.46% 0.197 138.8)
XYZ	xyz(26.7243, 44.3294, 11.9977)
Luminance	0.4433 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C840 #A540C8

analogous

#A7C840 #63C840 #40C861

triadic

#63C840 #4063C8 #C84063

tetradic

#63C840 #40A7C8 #A540C8 #C86140

square

#63C840 #40A7C8 #A540C8 #C86140

split-complementary

#63C840 #6140C8 #C840A7

monochromatic

#346E20 #4A9D2D #63C840 #8AD670 #B1E39F

Accessibility & contrast

On white

2.13

#63C840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#63C840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C840

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C840	#FFFFFF	#000000	##000000
##63C840	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB72C

Deuteranopia (green-blind)

#C1AE4C

Tritanopia (blue-blind)

#5AC1AD

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #63c840;
/* rgb */ color: rgb(99, 200, 64);
/* oklch */ color: oklch(74.5% 0.197 138.8);

Tailwind

colors: {
  custom: {
    50: '#98d97c',
    500: '#63c840',
    950: '#000000',
  },
}

SCSS

$custom: #63c840;
$custom-light: #98d97c;
$custom-dark: #000000;

JSON

{
  "hex": "#63c840",
  "rgb": {
    "r": 99,
    "g": 200,
    "b": 64
  },
  "hsl": {
    "h": 104.559,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.74457,
    "c": 0.19651,
    "h": 138.8
  },
  "luminance": 0.44331
}

Semantic roles & 50–950 ramp

primary

#63C840

secondary

#C094D0

accent

#49DFB8

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0F150A

muted

#7E837C

Preview Lab

Preview with #63C840

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

Preview Lab → · Contrast checker → · Palette generator →