#63CAF8#63CAF8

#63CAF8 is a light, moderate cyan. Relative luminance 0.517; OKLCH L 79.5% C 0.116 H 229.8°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#63CAF8
RGB	rgb(99, 202, 248)
HSL	hsl(199, 91%, 68%)
HSV	hsv(199, 60%, 97%)
CMYK	cmyk(60.1%, 18.5%, 0%, 2.7%)
CIE-LAB	lab(77.08, -16.77, -31.62)
CIE-LCH	lch(77.08, 35.79, 242.05°)
OKLab	oklab(79.54% -0.0746 -0.0883)
OKLCH	oklch(79.54% 0.116 229.8)
XYZ	xyz(43.2028, 51.6668, 96.4846)
Luminance	0.5167 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CAF8 #F89163

analogous

#63F8DB #63CAF8 #6380F8

triadic

#63CAF8 #F863CA #CAF863

tetradic

#63CAF8 #DB63F8 #F89163 #80F863

square

#63CAF8 #DB63F8 #F89163 #80F863

split-complementary

#63CAF8 #F86380 #F8DB63

monochromatic

#0A98D7 #28B6F5 #63CAF8 #9EDEFB #D8F2FD

Accessibility & contrast

On white

1.85

#63CAF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#63CAF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CAF8

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CAF8	#FFFFFF	#000000	##000000
##63CAF8	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C7FA

Deuteranopia (green-blind)

#9EB8F7

Tritanopia (blue-blind)

#00D7D9

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #63caf8;
/* rgb */ color: rgb(99, 202, 248);
/* oklch */ color: oklch(79.5% 0.116 229.8);

Tailwind

colors: {
  custom: {
    50: '#9cdafa',
    500: '#63caf8',
    950: '#000000',
  },
}

SCSS

$custom: #63caf8;
$custom-light: #9cdafa;
$custom-dark: #000000;

JSON

{
  "hex": "#63caf8",
  "rgb": {
    "r": 99,
    "g": 202,
    "b": 248
  },
  "hsl": {
    "h": 198.523,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.7954,
    "c": 0.11555,
    "h": 229.8
  },
  "luminance": 0.51671
}

Semantic roles & 50–950 ramp

primary

#63CAF8

secondary

#D1602E

accent

#4700E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1417

muted

#808385

Preview Lab

Preview with #63CAF8

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

Preview Lab → · Contrast checker → · Palette generator →