#63C6DA#63C6DA

#63C6DA is a light, moderate cyan. Relative luminance 0.481; OKLCH L 77.4% C 0.097 H 212.6°. Best body text is #000000 at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#63C6DA
RGB	rgb(99, 198, 218)
HSL	hsl(190, 62%, 62%)
HSV	hsv(190, 55%, 85%)
CMYK	cmyk(54.6%, 9.2%, 0%, 14.5%)
CIE-LAB	lab(74.89, -23.45, -18.82)
CIE-LCH	lch(74.89, 30.07, 218.75°)
OKLab	oklab(77.44% -0.0814 -0.0521)
OKLCH	oklch(77.44% 0.097 212.6)
XYZ	xyz(37.9895, 48.0992, 73.5981)
Luminance	0.4810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C6DA #DA7763

analogous

#63DAB3 #63C6DA #638BDA

triadic

#63C6DA #DA63C6 #C6DA63

tetradic

#63C6DA #B363DA #DA7763 #8BDA63

square

#63C6DA #B363DA #DA7763 #8BDA63

split-complementary

#63C6DA #DA638B #DAB363

monochromatic

#25899D #32B4CE #63C6DA #94D8E6 #C6EAF1

Accessibility & contrast

On white

1.98

#63C6DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.62

#63C6DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C6DA

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C6DA	#FFFFFF	#000000	##000000
##63C6DA	1.00	1.98	10.62	10.62
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.62	21.00	1.00	1.00
##000000	10.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6C0DB

Deuteranopia (green-blind)

#A4B2DA

Tritanopia (blue-blind)

#00CECC

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #63c6da;
/* rgb */ color: rgb(99, 198, 218);
/* oklch */ color: oklch(77.4% 0.097 212.6);

Tailwind

colors: {
  custom: {
    50: '#99d7e5',
    500: '#63c6da',
    950: '#000000',
  },
}

SCSS

$custom: #63c6da;
$custom-light: #99d7e5;
$custom-dark: #000000;

JSON

{
  "hex": "#63c6da",
  "rgb": {
    "r": 99,
    "g": 198,
    "b": 218
  },
  "hsl": {
    "h": 190.084,
    "s": 61.658,
    "l": 62.157
  },
  "oklch": {
    "l": 0.77437,
    "c": 0.09668,
    "h": 212.6
  },
  "luminance": 0.48103
}

Semantic roles & 50–950 ramp

primary

#63C6DA

secondary

#E2BEB7

accent

#391CC9

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0F1415

muted

#7E8384

Preview Lab

Preview with #63C6DA

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

Preview Lab → · Contrast checker → · Palette generator →