#6B63BF#6B63BF

#6B63BF is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.1% C 0.139 H 284.8°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#6B63BF
RGB	rgb(107, 99, 191)
HSL	hsl(245, 42%, 57%)
HSV	hsv(245, 48%, 75%)
CMYK	cmyk(44%, 48.2%, 0%, 25.1%)
CIE-LAB	lab(46.72, 26.67, -47.46)
CIE-LCH	lch(46.72, 54.44, 299.33°)
OKLab	oklab(55.13% 0.0356 -0.1346)
OKLCH	oklch(55.13% 0.139 284.8)
XYZ	xyz(19.9265, 15.8102, 51.2819)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B63BF #B7BF63

analogous

#6389BF #6B63BF #9963BF

triadic

#6B63BF #BF6B63 #63BF6B

tetradic

#6B63BF #BF6389 #B7BF63 #63BF99

square

#6B63BF #BF6389 #B7BF63 #63BF99

split-complementary

#6B63BF #BF9963 #89BF63

monochromatic

#373177 #4B43A2 #6B63BF #948ED1 #BDBAE3

Accessibility & contrast

On white

5.05

#6B63BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#6B63BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6B63BF

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B63BF	#FFFFFF	#000000	##FFFFFF
##6B63BF	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D71C2

Deuteranopia (green-blind)

#3A6CBD

Tritanopia (blue-blind)

#517688

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6b63bf;
/* rgb */ color: rgb(107, 99, 191);
/* oklch */ color: oklch(55.1% 0.139 284.8);

Tailwind

colors: {
  custom: {
    50: '#9a8fd3',
    500: '#6b63bf',
    950: '#000000',
  },
}

SCSS

$custom: #6b63bf;
$custom-light: #9a8fd3;
$custom-dark: #000000;

JSON

{
  "hex": "#6b63bf",
  "rgb": {
    "r": 107,
    "g": 99,
    "b": 191
  },
  "hsl": {
    "h": 245.217,
    "s": 41.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.55134,
    "c": 0.13923,
    "h": 284.8
  },
  "luminance": 0.15811
}

Semantic roles & 50–950 ramp

primary

#6B63BF

secondary

#CED2AC

accent

#D256C7

background

#F9F8FD

surface

#F2F0FA

border

#CCCBD3

text

#0E0C14

muted

#7E7D83

Preview Lab

Preview with #6B63BF

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

Preview Lab → · Contrast checker → · Palette generator →