#63C1DC#63C1DC

#63C1DC is a light, moderate cyan. Relative luminance 0.460; OKLCH L 76.4% C 0.097 H 219.0°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#63C1DC
RGB	rgb(99, 193, 220)
HSL	hsl(193, 63%, 63%)
HSV	hsv(193, 55%, 86%)
CMYK	cmyk(55%, 12.3%, 0%, 13.7%)
CIE-LAB	lab(73.52, -20.34, -21.98)
CIE-LCH	lch(73.52, 29.95, 227.22°)
OKLab	oklab(76.36% -0.0752 -0.0609)
OKLCH	oklch(76.36% 0.097 219)
XYZ	xyz(37.1288, 45.9565, 74.6101)
Luminance	0.4596 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C1DC #DC7E63

analogous

#63DCBA #63C1DC #6385DC

triadic

#63C1DC #DC63C1 #C1DC63

tetradic

#63C1DC #BA63DC #DC7E63 #85DC63

square

#63C1DC #BA63DC #DC7E63 #85DC63

split-complementary

#63C1DC #DC6385 #DCBA63

monochromatic

#2485A1 #31ADD1 #63C1DC #95D5E7 #C7E9F2

Accessibility & contrast

On white

2.06

#63C1DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#63C1DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C1DC

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C1DC	#FFFFFF	#000000	##000000
##63C1DC	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0BCDE

Deuteranopia (green-blind)

#9EAFDC

Tritanopia (blue-blind)

#00CAC9

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #63c1dc;
/* rgb */ color: rgb(99, 193, 220);
/* oklch */ color: oklch(76.4% 0.097 219.0);

Tailwind

colors: {
  custom: {
    50: '#99d3e7',
    500: '#63c1dc',
    950: '#000000',
  },
}

SCSS

$custom: #63c1dc;
$custom-light: #99d3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#63c1dc",
  "rgb": {
    "r": 99,
    "g": 193,
    "b": 220
  },
  "hsl": {
    "h": 193.388,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.76362,
    "c": 0.09681,
    "h": 219
  },
  "luminance": 0.4596
}

Semantic roles & 50–950 ramp

primary

#63C1DC

secondary

#E3C1B7

accent

#421ACB

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0F1416

muted

#7E8384

Preview Lab

Preview with #63C1DC

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

Preview Lab → · Contrast checker → · Palette generator →