#63C18B#63C18B

#63C18B is a light, vivid green. Relative luminance 0.427; OKLCH L 73.9% C 0.120 H 156.6°. Best body text is #000000 at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#63C18B
RGB	rgb(99, 193, 139)
HSL	hsl(146, 43%, 57%)
HSV	hsv(146, 49%, 76%)
CMYK	cmyk(48.7%, 0%, 28%, 24.3%)
CIE-LAB	lab(71.32, -40.26, 18.79)
CIE-LCH	lch(71.32, 44.43, 154.98°)
OKLab	oklab(73.86% -0.1103 0.0478)
OKLCH	oklch(73.86% 0.12 156.6)
XYZ	xyz(28.8736, 42.6544, 31.1327)
Luminance	0.4266 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C18B #C16399

analogous

#6AC163 #63C18B #63C1BA

triadic

#63C18B #8B63C1 #C18B63

tetradic

#63C18B #636AC1 #C16399 #C1BA63

square

#63C18B #636AC1 #C16399 #C1BA63

split-complementary

#63C18B #BA63C1 #C1636A

monochromatic

#30794F #42A56C #63C18B #8FD2AC #BBE4CC

Accessibility & contrast

On white

2.20

#63C18B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.53

#63C18B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C18B

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C18B	#FFFFFF	#000000	##000000
##63C18B	1.00	2.20	9.53	9.53
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.53	21.00	1.00	1.00
##000000	9.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B488

Deuteranopia (green-blind)

#B2AB8E

Tritanopia (blue-blind)

#4BC0B2

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #63c18b;
/* rgb */ color: rgb(99, 193, 139);
/* oklch */ color: oklch(73.9% 0.120 156.6);

Tailwind

colors: {
  custom: {
    50: '#95d4ad',
    500: '#63c18b',
    950: '#000000',
  },
}

SCSS

$custom: #63c18b;
$custom-light: #95d4ad;
$custom-dark: #000000;

JSON

{
  "hex": "#63c18b",
  "rgb": {
    "r": 99,
    "g": 193,
    "b": 139
  },
  "hsl": {
    "h": 145.532,
    "s": 43.119,
    "l": 57.255
  },
  "oklch": {
    "l": 0.73861,
    "c": 0.12018,
    "h": 156.6
  },
  "luminance": 0.42657
}

Semantic roles & 50–950 ramp

primary

#63C18B

secondary

#D3ADC3

accent

#559DD3

background

#F9FDFA

surface

#F2FAF4

border

#CCD3CE

text

#0E1410

muted

#7E837F

Preview Lab

Preview with #63C18B

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

Preview Lab → · Contrast checker → · Palette generator →