#6463FF#6463FF

#6463FF is a mid, highly saturated blue. Relative luminance 0.189; OKLCH L 59.2% C 0.225 H 277.3°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#6463FF
RGB	rgb(100, 99, 255)
HSL	hsl(240, 100%, 69%)
HSV	hsv(240, 61%, 100%)
CMYK	cmyk(60.8%, 61.2%, 0%, 0%)
CIE-LAB	lab(50.51, 45.05, -77.61)
CIE-LCH	lch(50.51, 89.74, 300.14°)
OKLab	oklab(59.18% 0.0286 -0.2234)
OKLCH	oklch(59.18% 0.225 277.3)
XYZ	xyz(27.7615, 18.8508, 96.7640)
Luminance	0.1885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6463FF #FEFF63

analogous

#63B0FF #6463FF #B263FF

triadic

#6463FF #FF6463 #63FF64

tetradic

#6463FF #FF63B0 #FEFF63 #63FFB2

square

#6463FF #FF63B0 #FEFF63 #63FFB2

split-complementary

#6463FF #FFB263 #B0FF63

monochromatic

#0100E8 #2726FF #6463FF #A1A0FF #DEDDFF

Accessibility & contrast

On white

4.40

#6463FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#6463FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6463FF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6463FF	#FFFFFF	#000000	##000000
##6463FF	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007FFF

Deuteranopia (green-blind)

#0072FC

Tritanopia (blue-blind)

#008AA8

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6463ff;
/* rgb */ color: rgb(100, 99, 255);
/* oklch */ color: oklch(59.2% 0.225 277.3);

Tailwind

colors: {
  custom: {
    50: '#9f90ff',
    500: '#6463ff',
    950: '#000000',
  },
}

SCSS

$custom: #6463ff;
$custom-light: #9f90ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6463ff",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 255
  },
  "hsl": {
    "h": 240.385,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.59182,
    "c": 0.22524,
    "h": 277.3
  },
  "luminance": 0.18853
}

Semantic roles & 50–950 ramp

primary

#6463FF

secondary

#F5F5C8

accent

#E600E4

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #6463FF

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

Preview Lab → · Contrast checker → · Palette generator →