#63D4F1#63D4F1

#63D4F1 is a light, moderate cyan. Relative luminance 0.561; OKLCH L 81.5% C 0.110 H 217.2°. Best body text is #000000 at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#63D4F1
RGB	rgb(99, 212, 241)
HSL	hsl(192, 84%, 67%)
HSV	hsv(192, 59%, 95%)
CMYK	cmyk(58.9%, 12%, 0%, 5.5%)
CIE-LAB	lab(79.66, -23.92, -23.92)
CIE-LCH	lch(79.66, 33.83, 225.01°)
OKLab	oklab(81.52% -0.0875 -0.0664)
OKLCH	oklch(81.52% 0.11 217.2)
XYZ	xyz(44.5599, 56.0861, 91.6794)
Luminance	0.5609 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D4F1 #F18063

analogous

#63F1C7 #63D4F1 #638DF1

triadic

#63D4F1 #F163D4 #D4F163

tetradic

#63D4F1 #C763F1 #F18063 #8DF163

square

#63D4F1 #C763F1 #F18063 #8DF163

split-complementary

#63D4F1 #F1638D #F1C763

monochromatic

#12A3C8 #2BC5EC #63D4F1 #9BE3F6 #D3F3FB

Accessibility & contrast

On white

1.72

#63D4F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.22

#63D4F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D4F1

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D4F1	#FFFFFF	#000000	##000000
##63D4F1	1.00	1.72	12.22	12.22
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.22	21.00	1.00	1.00
##000000	12.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1CEF3

Deuteranopia (green-blind)

#ACBFF1

Tritanopia (blue-blind)

#00DEDD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #63d4f1;
/* rgb */ color: rgb(99, 212, 241);
/* oklch */ color: oklch(81.5% 0.110 217.2);

Tailwind

colors: {
  custom: {
    50: '#9ce1f5',
    500: '#63d4f1',
    950: '#000000',
  },
}

SCSS

$custom: #63d4f1;
$custom-light: #9ce1f5;
$custom-dark: #000000;

JSON

{
  "hex": "#63d4f1",
  "rgb": {
    "r": 99,
    "g": 212,
    "b": 241
  },
  "hsl": {
    "h": 192.254,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.8152,
    "c": 0.10985,
    "h": 217.2
  },
  "luminance": 0.5609
}

Semantic roles & 50–950 ramp

primary

#63D4F1

secondary

#C55134

accent

#3206E0

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D4F1

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

Preview Lab → · Contrast checker → · Palette generator →