#63CB8B#63CB8B

#63CB8B is a light, vivid green. Relative luminance 0.472; OKLCH L 76.3% C 0.135 H 154.5°. Best body text is #000000 at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#63CB8B
RGB	rgb(99, 203, 139)
HSL	hsl(143, 50%, 59%)
HSV	hsv(143, 51%, 80%)
CMYK	cmyk(51.2%, 0%, 31.5%, 20.4%)
CIE-LAB	lab(74.33, -44.61, 22.92)
CIE-LCH	lch(74.33, 50.15, 152.80°)
OKLab	oklab(76.32% -0.1216 0.0579)
OKLCH	oklch(76.32% 0.135 154.5)
XYZ	xyz(31.1594, 47.2260, 31.8946)
Luminance	0.4723 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CB8B #CB63A3

analogous

#6FCB63 #63CB8B #63CBBF

triadic

#63CB8B #8B63CB #CB8B63

tetradic

#63CB8B #636FCB #CB63A3 #CBBF63

square

#63CB8B #636FCB #CB63A3 #CBBF63

split-complementary

#63CB8B #BF63CB #CB636F

monochromatic

#2D874F #3CB56B #63CB8B #91DAAD #BFEACF

Accessibility & contrast

On white

2.01

#63CB8B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.45

#63CB8B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CB8B

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CB8B	#FFFFFF	#000000	##000000
##63CB8B	1.00	2.01	10.45	10.45
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.45	21.00	1.00	1.00
##000000	10.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBBD87

Deuteranopia (green-blind)

#BCB38F

Tritanopia (blue-blind)

#48C9BA

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #63cb8b;
/* rgb */ color: rgb(99, 203, 139);
/* oklch */ color: oklch(76.3% 0.135 154.5);

Tailwind

colors: {
  custom: {
    50: '#96dbad',
    500: '#63cb8b',
    950: '#000000',
  },
}

SCSS

$custom: #63cb8b;
$custom-light: #96dbad;
$custom-dark: #000000;

JSON

{
  "hex": "#63cb8b",
  "rgb": {
    "r": 99,
    "g": 203,
    "b": 139
  },
  "hsl": {
    "h": 143.077,
    "s": 50,
    "l": 59.216
  },
  "oklch": {
    "l": 0.76319,
    "c": 0.1347,
    "h": 154.5
  },
  "luminance": 0.47229
}

Semantic roles & 50–950 ramp

primary

#63CB8B

secondary

#D9B1CA

accent

#4EA4DA

background

#F9FDFA

surface

#F2FBF4

border

#CCD4CE

text

#0E1510

muted

#7E837F

Preview Lab

Preview with #63CB8B

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

Preview Lab → · Contrast checker → · Palette generator →