#63C8F7#63C8F7

#63C8F7 is a light, moderate cyan. Relative luminance 0.507; OKLCH L 79.0% C 0.115 H 230.8°. Best body text is #000000 at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#63C8F7
RGB	rgb(99, 200, 247)
HSL	hsl(199, 90%, 68%)
HSV	hsv(199, 60%, 97%)
CMYK	cmyk(59.9%, 19%, 0%, 3.1%)
CIE-LAB	lab(76.48, -16.03, -32.01)
CIE-LCH	lch(76.48, 35.80, 243.39°)
OKLab	oklab(79.05% -0.0728 -0.0894)
OKLCH	oklch(79.05% 0.115 230.8)
XYZ	xyz(42.5819, 50.6724, 95.5143)
Luminance	0.5068 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C8F7 #F79263

analogous

#63F7DC #63C8F7 #637EF7

triadic

#63C8F7 #F763C8 #C8F763

tetradic

#63C8F7 #DC63F7 #F79263 #7EF763

square

#63C8F7 #DC63F7 #F79263 #7EF763

split-complementary

#63C8F7 #F7637E #F7DC63

monochromatic

#0B95D5 #29B3F4 #63C8F7 #9DDDFA #D7F1FD

Accessibility & contrast

On white

1.89

#63C8F7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.14

#63C8F7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C8F7

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C8F7	#FFFFFF	#000000	##000000
##63C8F7	1.00	1.89	11.14	11.14
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.14	21.00	1.00	1.00
##000000	11.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0C5F9

Deuteranopia (green-blind)

#9CB6F6

Tritanopia (blue-blind)

#00D5D7

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #63c8f7;
/* rgb */ color: rgb(99, 200, 247);
/* oklch */ color: oklch(79.0% 0.115 230.8);

Tailwind

colors: {
  custom: {
    50: '#9cd8fa',
    500: '#63c8f7',
    950: '#000000',
  },
}

SCSS

$custom: #63c8f7;
$custom-light: #9cd8fa;
$custom-dark: #000000;

JSON

{
  "hex": "#63c8f7",
  "rgb": {
    "r": 99,
    "g": 200,
    "b": 247
  },
  "hsl": {
    "h": 199.054,
    "s": 90.244,
    "l": 67.843
  },
  "oklch": {
    "l": 0.79049,
    "c": 0.1153,
    "h": 230.8
  },
  "luminance": 0.50677
}

Semantic roles & 50–950 ramp

primary

#63C8F7

secondary

#CF622F

accent

#4900E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1417

muted

#808385

Preview Lab

Preview with #63C8F7

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

Preview Lab → · Contrast checker → · Palette generator →