#63BAF8#63BAF8

#63BAF8 is a light, vivid cyan. Relative luminance 0.445; OKLCH L 76.0% C 0.123 H 241.8°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#63BAF8
RGB	rgb(99, 186, 248)
HSL	hsl(205, 91%, 68%)
HSV	hsv(205, 60%, 97%)
CMYK	cmyk(60.1%, 25%, 0%, 2.7%)
CIE-LAB	lab(72.59, -8.28, -38.57)
CIE-LCH	lch(72.59, 39.45, 257.88°)
OKLab	oklab(75.97% -0.058 -0.1083)
OKLCH	oklch(75.97% 0.123 241.8)
XYZ	xyz(39.6414, 44.5440, 95.2975)
Luminance	0.4455 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BAF8 #F8A163

analogous

#63F8EB #63BAF8 #6370F8

triadic

#63BAF8 #F863BA #BAF863

tetradic

#63BAF8 #EB63F8 #F8A163 #70F863

square

#63BAF8 #EB63F8 #F8A163 #70F863

split-complementary

#63BAF8 #F86370 #F8EB63

monochromatic

#0A82D7 #28A0F5 #63BAF8 #9ED4FB #D8EEFD

Accessibility & contrast

On white

2.12

#63BAF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#63BAF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BAF8

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BAF8	#FFFFFF	#000000	##000000
##63BAF8	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EBAFB

Deuteranopia (green-blind)

#8AABF7

Tritanopia (blue-blind)

#00C9CF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #63baf8;
/* rgb */ color: rgb(99, 186, 248);
/* oklch */ color: oklch(76.0% 0.123 241.8);

Tailwind

colors: {
  custom: {
    50: '#9bcefa',
    500: '#63baf8',
    950: '#000000',
  },
}

SCSS

$custom: #63baf8;
$custom-light: #9bcefa;
$custom-dark: #000000;

JSON

{
  "hex": "#63baf8",
  "rgb": {
    "r": 99,
    "g": 186,
    "b": 248
  },
  "hsl": {
    "h": 204.966,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.75974,
    "c": 0.12283,
    "h": 241.8
  },
  "luminance": 0.44548
}

Semantic roles & 50–950 ramp

primary

#63BAF8

secondary

#F2D8C5

accent

#5F00E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #63BAF8

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

Preview Lab → · Contrast checker → · Palette generator →