#6563FC#6563FC

#6563FC is a mid, highly saturated blue. Relative luminance 0.187; OKLCH L 59.0% C 0.221 H 277.8°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#6563FC
RGB	rgb(101, 99, 252)
HSL	hsl(241, 96%, 69%)
HSV	hsv(241, 61%, 99%)
CMYK	cmyk(59.9%, 60.7%, 0%, 1.2%)
CIE-LAB	lab(50.35, 44.27, -76.20)
CIE-LCH	lch(50.35, 88.12, 300.15°)
OKLab	oklab(59.01% 0.0299 -0.2192)
OKLCH	oklch(59.01% 0.221 277.8)
XYZ	xyz(27.3937, 18.7166, 94.2457)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563FC #FAFC63

analogous

#63AEFC #6563FC #B263FC

triadic

#6563FC #FC6563 #63FC65

tetradic

#6563FC #FC63AE #FAFC63 #63FCB2

square

#6563FC #FC63AE #FAFC63 #63FCB2

split-complementary

#6563FC #FCB263 #AEFC63

monochromatic

#0704E0 #2A27FB #6563FC #A09FFD #DCDBFE

Accessibility & contrast

On white

4.43

#6563FC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#6563FC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6563FC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563FC	#FFFFFF	#000000	##000000
##6563FC	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007EFF

Deuteranopia (green-blind)

#0071F9

Tritanopia (blue-blind)

#0089A6

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6563fc;
/* rgb */ color: rgb(101, 99, 252);
/* oklch */ color: oklch(59.0% 0.221 277.8);

Tailwind

colors: {
  custom: {
    50: '#9f90fe',
    500: '#6563fc',
    950: '#000000',
  },
}

SCSS

$custom: #6563fc;
$custom-light: #9f90fe;
$custom-dark: #000000;

JSON

{
  "hex": "#6563fc",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 252
  },
  "hsl": {
    "h": 240.784,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.59013,
    "c": 0.22128,
    "h": 277.8
  },
  "luminance": 0.18719
}

Semantic roles & 50–950 ramp

primary

#6563FC

secondary

#F3F4C7

accent

#E600E3

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #6563FC

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

Preview Lab → · Contrast checker → · Palette generator →