#63A8FA#63A8FA

#63A8FA is a light, vivid cyan. Relative luminance 0.376; OKLCH L 72.1% C 0.139 H 253.8°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#63A8FA
RGB	rgb(99, 168, 250)
HSL	hsl(213, 94%, 68%)
HSV	hsv(213, 60%, 98%)
CMYK	cmyk(60.4%, 32.8%, 0%, 2%)
CIE-LAB	lab(67.69, 2.35, -47.32)
CIE-LCH	lch(67.69, 47.38, 272.84°)
OKLab	oklab(72.15% -0.0388 -0.1338)
OKLCH	oklch(72.15% 0.139 253.8)
XYZ	xyz(36.3973, 37.5567, 95.7550)
Luminance	0.3756 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A8FA #FAB563

analogous

#63F3FA #63A8FA #6963FA

triadic

#63A8FA #FA63A8 #A8FA63

tetradic

#63A8FA #FA63F3 #FAB563 #63FA69

square

#63A8FA #FA63F3 #FAB563 #63FA69

split-complementary

#63A8FA #FA6963 #F3FA63

monochromatic

#0768DC #2887F8 #63A8FA #9EC9FC #DAEAFE

Accessibility & contrast

On white

2.47

#63A8FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#63A8FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A8FA

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A8FA	#FFFFFF	#000000	##000000
##63A8FA	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85ADFD

Deuteranopia (green-blind)

#719EF8

Tritanopia (blue-blind)

#00BBC6

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #63a8fa;
/* rgb */ color: rgb(99, 168, 250);
/* oklch */ color: oklch(72.1% 0.139 253.8);

Tailwind

colors: {
  custom: {
    50: '#9bc1fc',
    500: '#63a8fa',
    950: '#000000',
  },
}

SCSS

$custom: #63a8fa;
$custom-light: #9bc1fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63a8fa",
  "rgb": {
    "r": 99,
    "g": 168,
    "b": 250
  },
  "hsl": {
    "h": 212.583,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.72149,
    "c": 0.13931,
    "h": 253.8
  },
  "luminance": 0.3756
}

Semantic roles & 50–950 ramp

primary

#63A8FA

secondary

#F3DEC6

accent

#7D00E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #63A8FA

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

Preview Lab → · Contrast checker → · Palette generator →