#63DCF5#63DCF5

#63DCF5 is a very light, moderate cyan. Relative luminance 0.604; OKLCH L 83.5% C 0.113 H 213.4°. Best body text is #000000 at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#63DCF5
RGB	rgb(99, 220, 245)
HSL	hsl(190, 88%, 67%)
HSV	hsv(190, 60%, 96%)
CMYK	cmyk(59.6%, 10.2%, 0%, 3.9%)
CIE-LAB	lab(82.07, -26.73, -22.39)
CIE-LCH	lch(82.07, 34.87, 219.95°)
OKLab	oklab(83.49% -0.0942 -0.0621)
OKLCH	oklch(83.49% 0.113 213.4)
XYZ	xyz(47.2135, 60.4268, 95.5439)
Luminance	0.6043 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DCF5 #F57C63

analogous

#63F5C5 #63DCF5 #6393F5

triadic

#63DCF5 #F563DC #DCF563

tetradic

#63DCF5 #C563F5 #F57C63 #93F563

square

#63DCF5 #C563F5 #F57C63 #93F563

split-complementary

#63DCF5 #F56393 #F5C563

monochromatic

#0DAFD0 #29CFF1 #63DCF5 #9DE9F9 #D6F6FC

Accessibility & contrast

On white

1.60

#63DCF5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.09

#63DCF5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DCF5

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DCF5	#FFFFFF	#000000	##000000
##63DCF5	1.00	1.60	13.09	13.09
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.09	21.00	1.00	1.00
##000000	13.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D5F6

Deuteranopia (green-blind)

#B4C5F5

Tritanopia (blue-blind)

#00E6E4

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63dcf5;
/* rgb */ color: rgb(99, 220, 245);
/* oklch */ color: oklch(83.5% 0.113 213.4);

Tailwind

colors: {
  custom: {
    50: '#9de7f8',
    500: '#63dcf5',
    950: '#000000',
  },
}

SCSS

$custom: #63dcf5;
$custom-light: #9de7f8;
$custom-dark: #000000;

JSON

{
  "hex": "#63dcf5",
  "rgb": {
    "r": 99,
    "g": 220,
    "b": 245
  },
  "hsl": {
    "h": 190.274,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.83495,
    "c": 0.11287,
    "h": 213.4
  },
  "luminance": 0.60432
}

Semantic roles & 50–950 ramp

primary

#63DCF5

secondary

#CC4B30

accent

#2801E5

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #63DCF5

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

Preview Lab → · Contrast checker → · Palette generator →