#63D0F1#63D0F1

#63D0F1 is a light, moderate cyan. Relative luminance 0.541; OKLCH L 80.6% C 0.110 H 220.6°. Best body text is #000000 at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#63D0F1
RGB	rgb(99, 208, 241)
HSL	hsl(194, 84%, 67%)
HSV	hsv(194, 59%, 95%)
CMYK	cmyk(58.9%, 13.7%, 0%, 5.5%)
CIE-LAB	lab(78.53, -21.91, -25.65)
CIE-LCH	lch(78.53, 33.74, 229.50°)
OKLab	oklab(80.61% -0.0833 -0.0713)
OKLCH	oklch(80.61% 0.11 220.6)
XYZ	xyz(43.5723, 54.1110, 91.3502)
Luminance	0.5412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D0F1 #F18463

analogous

#63F1CB #63D0F1 #6389F1

triadic

#63D0F1 #F163D0 #D0F163

tetradic

#63D0F1 #CB63F1 #F18463 #89F163

square

#63D0F1 #CB63F1 #F18463 #89F163

split-complementary

#63D0F1 #F16389 #F1CB63

monochromatic

#129DC8 #2BBFEC #63D0F1 #9BE1F6 #D3F2FB

Accessibility & contrast

On white

1.78

#63D0F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.82

#63D0F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D0F1

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D0F1	#FFFFFF	#000000	##000000
##63D0F1	1.00	1.78	11.82	11.82
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.82	21.00	1.00	1.00
##000000	11.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCCBF3

Deuteranopia (green-blind)

#A7BCF1

Tritanopia (blue-blind)

#00DBDA

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #63d0f1;
/* rgb */ color: rgb(99, 208, 241);
/* oklch */ color: oklch(80.6% 0.110 220.6);

Tailwind

colors: {
  custom: {
    50: '#9bdef5',
    500: '#63d0f1',
    950: '#000000',
  },
}

SCSS

$custom: #63d0f1;
$custom-light: #9bdef5;
$custom-dark: #000000;

JSON

{
  "hex": "#63d0f1",
  "rgb": {
    "r": 99,
    "g": 208,
    "b": 241
  },
  "hsl": {
    "h": 193.944,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.8061,
    "c": 0.10968,
    "h": 220.6
  },
  "luminance": 0.54115
}

Semantic roles & 50–950 ramp

primary

#63D0F1

secondary

#C55534

accent

#3806E0

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D0F1

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

Preview Lab → · Contrast checker → · Palette generator →