#63B3CE#63B3CE

#63B3CE is a light, moderate cyan. Relative luminance 0.393; OKLCH L 72.6% C 0.088 H 222.1°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#63B3CE
RGB	rgb(99, 179, 206)
HSL	hsl(195, 52%, 60%)
HSV	hsv(195, 52%, 81%)
CMYK	cmyk(51.9%, 13.1%, 0%, 19.2%)
CIE-LAB	lab(69.00, -17.10, -21.21)
CIE-LCH	lch(69.00, 27.25, 231.13°)
OKLab	oklab(72.59% -0.065 -0.0588)
OKLCH	oklch(72.59% 0.088 222.1)
XYZ	xyz(32.4020, 39.3463, 64.2676)
Luminance	0.3935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B3CE #CE7E63

analogous

#63CEB3 #63B3CE #637ECE

triadic

#63B3CE #CE63B3 #B3CE63

tetradic

#63B3CE #B363CE #CE7E63 #7ECE63

square

#63B3CE #B363CE #CE7E63 #7ECE63

split-complementary

#63B3CE #CE637E #CEB363

monochromatic

#2C738B #3A99BA #63B3CE #92CADD #C0E0EB

Accessibility & contrast

On white

2.37

#63B3CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#63B3CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B3CE

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B3CE	#FFFFFF	#000000	##000000
##63B3CE	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3AFCF

Deuteranopia (green-blind)

#93A3CE

Tritanopia (blue-blind)

#1CBCBB

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63b3ce;
/* rgb */ color: rgb(99, 179, 206);
/* oklch */ color: oklch(72.6% 0.088 222.1);

Tailwind

colors: {
  custom: {
    50: '#97c9dd',
    500: '#63b3ce',
    950: '#000000',
  },
}

SCSS

$custom: #63b3ce;
$custom-light: #97c9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#63b3ce",
  "rgb": {
    "r": 99,
    "g": 179,
    "b": 206
  },
  "hsl": {
    "h": 195.14,
    "s": 52.195,
    "l": 59.804
  },
  "oklch": {
    "l": 0.72594,
    "c": 0.08761,
    "h": 222.1
  },
  "luminance": 0.39349
}

Semantic roles & 50–950 ramp

primary

#63B3CE

secondary

#DBBCB2

accent

#704CDC

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #63B3CE

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

Preview Lab → · Contrast checker → · Palette generator →