#63AEF2#63AEF2

#63AEF2 is a light, vivid cyan. Relative luminance 0.393; OKLCH L 73.0% C 0.124 H 247.7°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#63AEF2
RGB	rgb(99, 174, 242)
HSL	hsl(209, 85%, 67%)
HSV	hsv(209, 59%, 95%)
CMYK	cmyk(59.1%, 28.1%, 0%, 5.1%)
CIE-LAB	lab(68.99, -3.57, -40.93)
CIE-LCH	lch(68.99, 41.08, 265.02°)
OKLab	oklab(73.05% -0.0472 -0.1152)
OKLCH	oklch(73.05% 0.125 247.7)
XYZ	xyz(36.3028, 39.3322, 89.6659)
Luminance	0.3934 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AEF2 #F2A763

analogous

#63F2EE #63AEF2 #6367F2

triadic

#63AEF2 #F263AE #AEF263

tetradic

#63AEF2 #EE63F2 #F2A763 #67F263

square

#63AEF2 #EE63F2 #F2A763 #67F263

split-complementary

#63AEF2 #F26367 #F2EE63

monochromatic

#1172CA #2B91ED #63AEF2 #9BCBF7 #D4E9FB

Accessibility & contrast

On white

2.37

#63AEF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#63AEF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AEF2

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AEF2	#FFFFFF	#000000	##000000
##63AEF2	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91B0F5

Deuteranopia (green-blind)

#7EA2F1

Tritanopia (blue-blind)

#00BEC6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63aef2;
/* rgb */ color: rgb(99, 174, 242);
/* oklch */ color: oklch(73.0% 0.124 247.7);

Tailwind

colors: {
  custom: {
    50: '#9ac5f6',
    500: '#63aef2',
    950: '#000000',
  },
}

SCSS

$custom: #63aef2;
$custom-light: #9ac5f6;
$custom-dark: #000000;

JSON

{
  "hex": "#63aef2",
  "rgb": {
    "r": 99,
    "g": 174,
    "b": 242
  },
  "hsl": {
    "h": 208.531,
    "s": 84.615,
    "l": 66.863
  },
  "oklch": {
    "l": 0.7305,
    "c": 0.1245,
    "h": 247.7
  },
  "luminance": 0.39336
}

Semantic roles & 50–950 ramp

primary

#63AEF2

secondary

#EFD7C2

accent

#6D04E1

background

#FAFCFF

surface

#F3F8FE

border

#CDD1D6

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #63AEF2

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

Preview Lab → · Contrast checker → · Palette generator →