#63CEEA#63CEEA

#63CEEA is a light, moderate cyan. Relative luminance 0.527; OKLCH L 79.9% C 0.106 H 217.4°. Best body text is #000000 at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#63CEEA
RGB	rgb(99, 206, 234)
HSL	hsl(192, 76%, 65%)
HSV	hsv(192, 58%, 92%)
CMYK	cmyk(57.7%, 12%, 0%, 8.2%)
CIE-LAB	lab(77.72, -22.92, -23.14)
CIE-LCH	lch(77.72, 32.57, 225.27°)
OKLab	oklab(79.88% -0.0839 -0.0642)
OKLCH	oklch(79.88% 0.106 217.4)
XYZ	xyz(42.0623, 52.7317, 85.7875)
Luminance	0.5274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CEEA #EA7F63

analogous

#63EAC2 #63CEEA #638BEA

triadic

#63CEEA #EA63CE #CEEA63

tetradic

#63CEEA #C263EA #EA7F63 #8BEA63

square

#63CEEA #C263EA #EA7F63 #8BEA63

split-complementary

#63CEEA #EA638B #EAC263

monochromatic

#1998BA #2DBDE3 #63CEEA #99DFF1 #CFF0F9

Accessibility & contrast

On white

1.82

#63CEEA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.55

#63CEEA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CEEA

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CEEA	#FFFFFF	#000000	##000000
##63CEEA	1.00	1.82	11.55	11.55
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.55	21.00	1.00	1.00
##000000	11.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC9EC

Deuteranopia (green-blind)

#A8BAEA

Tritanopia (blue-blind)

#00D8D7

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #63ceea;
/* rgb */ color: rgb(99, 206, 234);
/* oklch */ color: oklch(79.9% 0.106 217.4);

Tailwind

colors: {
  custom: {
    50: '#9bddf0',
    500: '#63ceea',
    950: '#000000',
  },
}

SCSS

$custom: #63ceea;
$custom-light: #9bddf0;
$custom-dark: #000000;

JSON

{
  "hex": "#63ceea",
  "rgb": {
    "r": 99,
    "g": 206,
    "b": 234
  },
  "hsl": {
    "h": 192.444,
    "s": 76.271,
    "l": 65.294
  },
  "oklch": {
    "l": 0.79882,
    "c": 0.10563,
    "h": 217.4
  },
  "luminance": 0.52736
}

Semantic roles & 50–950 ramp

primary

#63CEEA

secondary

#B95338

accent

#370DD8

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #63CEEA

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

Preview Lab → · Contrast checker → · Palette generator →