#6463EF#6463EF

#6463EF is a mid, highly saturated blue. Relative luminance 0.179; OKLCH L 57.9% C 0.205 H 278.2°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#6463EF
RGB	rgb(100, 99, 239)
HSL	hsl(240, 81%, 66%)
HSV	hsv(240, 59%, 94%)
CMYK	cmyk(58.2%, 58.6%, 0%, 6.3%)
CIE-LAB	lab(49.33, 40.01, -70.62)
CIE-LCH	lch(49.33, 81.16, 299.53°)
OKLab	oklab(57.94% 0.0292 -0.2029)
OKLCH	oklch(57.94% 0.205 278.2)
XYZ	xyz(25.2924, 17.8632, 83.7598)
Luminance	0.1787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6463EF #EEEF63

analogous

#63A8EF #6463EF #AA63EF

triadic

#6463EF #EF6463 #63EF64

tetradic

#6463EF #EF63A8 #EEEF63 #63EFAA

square

#6463EF #EF63A8 #EEEF63 #63EFAA

split-complementary

#6463EF #EFAA63 #A8EF63

monochromatic

#1514C4 #2D2BE9 #6463EF #9B9BF5 #D2D2FA

Accessibility & contrast

On white

4.59

#6463EF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#6463EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6463EF

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6463EF	#FFFFFF	#000000	##FFFFFF
##6463EF	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BF4

Deuteranopia (green-blind)

#0070EC

Tritanopia (blue-blind)

#0085A0

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6463ef;
/* rgb */ color: rgb(100, 99, 239);
/* oklch */ color: oklch(57.9% 0.205 278.2);

Tailwind

colors: {
  custom: {
    50: '#9c8ff5',
    500: '#6463ef',
    950: '#000000',
  },
}

SCSS

$custom: #6463ef;
$custom-light: #9c8ff5;
$custom-dark: #000000;

JSON

{
  "hex": "#6463ef",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 239
  },
  "hsl": {
    "h": 240.429,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.57942,
    "c": 0.20496,
    "h": 278.2
  },
  "luminance": 0.17865
}

Semantic roles & 50–950 ramp

primary

#6463EF

secondary

#EDEEC0

accent

#DE08DC

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6463EF

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

Preview Lab → · Contrast checker → · Palette generator →