#63A7FD#63A7FD

#63A7FD is a light, vivid cyan. Relative luminance 0.374; OKLCH L 72.1% C 0.144 H 255.1°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#63A7FD
RGB	rgb(99, 167, 253)
HSL	hsl(214, 97%, 69%)
HSV	hsv(214, 61%, 99%)
CMYK	cmyk(60.9%, 34%, 0%, 0.8%)
CIE-LAB	lab(67.56, 3.88, -49.16)
CIE-LCH	lch(67.56, 49.31, 274.51°)
OKLab	oklab(72.09% -0.037 -0.1392)
OKLCH	oklch(72.09% 0.144 255.1)
XYZ	xyz(36.6876, 37.3785, 98.1908)
Luminance	0.3738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A7FD #FDB963

analogous

#63F4FD #63A7FD #6C63FD

triadic

#63A7FD #FD63A7 #A7FD63

tetradic

#63A7FD #FD63F4 #FDB963 #63FD6C

square

#63A7FD #FD63F4 #FDB963 #63FD6C

split-complementary

#63A7FD #FD6C63 #F4FD63

monochromatic

#0366E3 #2785FC #63A7FD #9FC9FE #DCEBFF

Accessibility & contrast

On white

2.48

#63A7FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#63A7FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A7FD

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A7FD	#FFFFFF	#000000	##000000
##63A7FD	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82ADFF

Deuteranopia (green-blind)

#6E9EFB

Tritanopia (blue-blind)

#00BBC6

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #63a7fd;
/* rgb */ color: rgb(99, 167, 253);
/* oklch */ color: oklch(72.1% 0.144 255.1);

Tailwind

colors: {
  custom: {
    50: '#9cc0fe',
    500: '#63a7fd',
    950: '#000000',
  },
}

SCSS

$custom: #63a7fd;
$custom-light: #9cc0fe;
$custom-dark: #000000;

JSON

{
  "hex": "#63a7fd",
  "rgb": {
    "r": 99,
    "g": 167,
    "b": 253
  },
  "hsl": {
    "h": 213.506,
    "s": 97.468,
    "l": 69.02
  },
  "oklch": {
    "l": 0.72092,
    "c": 0.144,
    "h": 255.1
  },
  "luminance": 0.37382
}

Semantic roles & 50–950 ramp

primary

#63A7FD

secondary

#F4E1C7

accent

#8000E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #63A7FD

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

Preview Lab → · Contrast checker → · Palette generator →