#63C9CC#63C9CC

#63C9CC is a light, moderate teal. Relative luminance 0.488; OKLCH L 77.6% C 0.095 H 197.9°. Best body text is #000000 at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#63C9CC
RGB	rgb(99, 201, 204)
HSL	hsl(182, 51%, 59%)
HSV	hsv(182, 51%, 80%)
CMYK	cmyk(51.5%, 1.5%, 0%, 20%)
CIE-LAB	lab(75.32, -28.76, -10.60)
CIE-LCH	lch(75.32, 30.65, 200.24°)
OKLab	oklab(77.64% -0.0904 -0.0293)
OKLCH	oklch(77.64% 0.095 197.9)
XYZ	xyz(36.9269, 48.7822, 64.5849)
Luminance	0.4879 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C9CC #CC6663

analogous

#63CC9B #63C9CC #6395CC

triadic

#63C9CC #CC63C9 #C9CC63

tetradic

#63C9CC #9B63CC #CC6663 #95CC63

square

#63C9CC #9B63CC #CC6663 #95CC63

split-complementary

#63C9CC #CC6395 #CC9B63

monochromatic

#2C8588 #3CB3B6 #63C9CC #91D9DB #BFE9EA

Accessibility & contrast

On white

1.95

#63C9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.76

#63C9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C9CC

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C9CC	#FFFFFF	#000000	##000000
##63C9CC	1.00	1.95	10.76	10.76
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.76	21.00	1.00	1.00
##000000	10.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDC1CC

Deuteranopia (green-blind)

#ACB4CD

Tritanopia (blue-blind)

#0DCFCA

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #63c9cc;
/* rgb */ color: rgb(99, 201, 204);
/* oklch */ color: oklch(77.6% 0.095 197.9);

Tailwind

colors: {
  custom: {
    50: '#98d9db',
    500: '#63c9cc',
    950: '#000000',
  },
}

SCSS

$custom: #63c9cc;
$custom-light: #98d9db;
$custom-dark: #000000;

JSON

{
  "hex": "#63c9cc",
  "rgb": {
    "r": 99,
    "g": 201,
    "b": 204
  },
  "hsl": {
    "h": 181.714,
    "s": 50.725,
    "l": 59.412
  },
  "oklch": {
    "l": 0.77635,
    "c": 0.09505,
    "h": 197.9
  },
  "luminance": 0.48786
}

Semantic roles & 50–950 ramp

primary

#63C9CC

secondary

#DAB2B1

accent

#524EDA

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #63C9CC

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

Preview Lab → · Contrast checker → · Palette generator →