#63D1F8#63D1F8

#63D1F8 is a light, moderate cyan. Relative luminance 0.550; OKLCH L 81.1% C 0.114 H 224.2°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#63D1F8
RGB	rgb(99, 209, 248)
HSL	hsl(196, 91%, 68%)
HSV	hsv(196, 60%, 97%)
CMYK	cmyk(60.1%, 15.7%, 0%, 2.7%)
CIE-LAB	lab(79.06, -20.37, -28.58)
CIE-LCH	lch(79.06, 35.10, 234.53°)
OKLab	oklab(81.12% -0.0818 -0.0796)
OKLCH	oklch(81.12% 0.114 224.2)
XYZ	xyz(44.8826, 55.0264, 97.0446)
Luminance	0.5503 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D1F8 #F88A63

analogous

#63F8D5 #63D1F8 #6386F8

triadic

#63D1F8 #F863D1 #D1F863

tetradic

#63D1F8 #D563F8 #F88A63 #86F863

square

#63D1F8 #D563F8 #F88A63 #86F863

split-complementary

#63D1F8 #F86386 #F8D563

monochromatic

#0AA1D7 #28C0F5 #63D1F8 #9EE2FB #D8F4FD

Accessibility & contrast

On white

1.75

#63D1F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#63D1F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D1F8

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D1F8	#FFFFFF	#000000	##000000
##63D1F8	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBCDFA

Deuteranopia (green-blind)

#A6BDF8

Tritanopia (blue-blind)

#00DDDD

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #63d1f8;
/* rgb */ color: rgb(99, 209, 248);
/* oklch */ color: oklch(81.1% 0.114 224.2);

Tailwind

colors: {
  custom: {
    50: '#9cdffa',
    500: '#63d1f8',
    950: '#000000',
  },
}

SCSS

$custom: #63d1f8;
$custom-light: #9cdffa;
$custom-dark: #000000;

JSON

{
  "hex": "#63d1f8",
  "rgb": {
    "r": 99,
    "g": 209,
    "b": 248
  },
  "hsl": {
    "h": 195.705,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.81116,
    "c": 0.11414,
    "h": 224.2
  },
  "luminance": 0.55031
}

Semantic roles & 50–950 ramp

primary

#63D1F8

secondary

#D1592E

accent

#3C00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D1F8

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

Preview Lab → · Contrast checker → · Palette generator →