#63CCEE#63CCEE

#63CCEE is a light, moderate cyan. Relative luminance 0.520; OKLCH L 79.6% C 0.108 H 222.0°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#63CCEE
RGB	rgb(99, 204, 238)
HSL	hsl(195, 80%, 66%)
HSV	hsv(195, 58%, 93%)
CMYK	cmyk(58.4%, 14.3%, 0%, 6.7%)
CIE-LAB	lab(77.29, -20.76, -25.94)
CIE-LCH	lch(77.29, 33.23, 231.34°)
OKLab	oklab(79.58% -0.0802 -0.0721)
OKLCH	oklch(79.58% 0.108 222)
XYZ	xyz(42.1650, 52.0073, 88.6887)
Luminance	0.5201 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CCEE #EE8563

analogous

#63EECA #63CCEE #6386EE

triadic

#63CCEE #EE63CC #CCEE63

tetradic

#63CCEE #CA63EE #EE8563 #86EE63

square

#63CCEE #CA63EE #EE8563 #86EE63

split-complementary

#63CCEE #EE6386 #EECA63

monochromatic

#1597C2 #2CBAE8 #63CCEE #9ADEF4 #D1F0FA

Accessibility & contrast

On white

1.84

#63CCEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#63CCEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CCEE

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CCEE	#FFFFFF	#000000	##000000
##63CCEE	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C7F0

Deuteranopia (green-blind)

#A4B8EE

Tritanopia (blue-blind)

#00D7D7

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #63ccee;
/* rgb */ color: rgb(99, 204, 238);
/* oklch */ color: oklch(79.6% 0.108 222.0);

Tailwind

colors: {
  custom: {
    50: '#9bdbf3',
    500: '#63ccee',
    950: '#000000',
  },
}

SCSS

$custom: #63ccee;
$custom-light: #9bdbf3;
$custom-dark: #000000;

JSON

{
  "hex": "#63ccee",
  "rgb": {
    "r": 99,
    "g": 204,
    "b": 238
  },
  "hsl": {
    "h": 194.676,
    "s": 80.347,
    "l": 66.078
  },
  "oklch": {
    "l": 0.79583,
    "c": 0.10791,
    "h": 222
  },
  "luminance": 0.52011
}

Semantic roles & 50–950 ramp

primary

#63CCEE

secondary

#C05736

accent

#3D09DD

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63CCEE

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

Preview Lab → · Contrast checker → · Palette generator →