#6463CF#6463CF

#6463CF is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.6% C 0.162 H 280.1°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#6463CF
RGB	rgb(100, 99, 207)
HSL	hsl(241, 53%, 60%)
HSV	hsv(241, 52%, 81%)
CMYK	cmyk(51.7%, 52.2%, 0%, 18.8%)
CIE-LAB	lab(47.15, 29.94, -56.02)
CIE-LCH	lch(47.15, 63.52, 298.13°)
OKLab	oklab(55.63% 0.0286 -0.1599)
OKLCH	oklch(55.63% 0.162 280.1)
XYZ	xyz(20.9764, 16.1368, 61.0288)
Luminance	0.1614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6463CF #CECF63

analogous

#6398CF #6463CF #9A63CF

triadic

#6463CF #CF6463 #63CF64

tetradic

#6463CF #CF6398 #CECF63 #63CF9A

square

#6463CF #CF6398 #CECF63 #63CF9A

split-complementary

#6463CF #CF9A63 #98CF63

monochromatic

#2C2B8C #3B3ABB #6463CF #9392DD #C1C1EC

Accessibility & contrast

On white

4.97

#6463CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#6463CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6463CF

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6463CF	#FFFFFF	#000000	##FFFFFF
##6463CF	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A74D3

Deuteranopia (green-blind)

#1D6CCD

Tritanopia (blue-blind)

#387B8F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #6463cf;
/* rgb */ color: rgb(100, 99, 207);
/* oklch */ color: oklch(55.6% 0.162 280.1);

Tailwind

colors: {
  custom: {
    50: '#988fde',
    500: '#6463cf',
    950: '#000000',
  },
}

SCSS

$custom: #6463cf;
$custom-light: #988fde;
$custom-dark: #000000;

JSON

{
  "hex": "#6463cf",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 207
  },
  "hsl": {
    "h": 240.556,
    "s": 52.941,
    "l": 60
  },
  "oklch": {
    "l": 0.55633,
    "c": 0.16245,
    "h": 280.1
  },
  "luminance": 0.16138
}

Semantic roles & 50–950 ramp

primary

#6463CF

secondary

#DBDCB2

accent

#DC4BDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #6463CF

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

Preview Lab → · Contrast checker → · Palette generator →