#6D66B7#6D66B7

#6D66B7 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.4% C 0.123 H 285.6°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#6D66B7
RGB	rgb(109, 102, 183)
HSL	hsl(245, 36%, 56%)
HSV	hsv(245, 44%, 72%)
CMYK	cmyk(40.4%, 44.3%, 0%, 28.2%)
CIE-LAB	lab(47.20, 23.00, -42.06)
CIE-LCH	lch(47.20, 47.94, 298.68°)
OKLab	oklab(55.39% 0.0331 -0.1187)
OKLCH	oklch(55.39% 0.123 285.6)
XYZ	xyz(19.6029, 16.1721, 46.8792)
Luminance	0.1617 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6D66B7 #B0B766

analogous

#6687B7 #6D66B7 #9566B7

triadic

#6D66B7 #B76D66 #66B76D

tetradic

#6D66B7 #B76687 #B0B766 #66B795

square

#6D66B7 #B76687 #B0B766 #66B795

split-complementary

#6D66B7 #B79566 #87B766

monochromatic

#39346F #4F4898 #6D66B7 #9590CB #BCB9DE

Accessibility & contrast

On white

4.96

#6D66B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#6D66B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6D66B7

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6D66B7	#FFFFFF	#000000	##FFFFFF
##6D66B7	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4972BA

Deuteranopia (green-blind)

#476EB5

Tritanopia (blue-blind)

#587686

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #6d66b7;
/* rgb */ color: rgb(109, 102, 183);
/* oklch */ color: oklch(55.4% 0.123 285.6);

Tailwind

colors: {
  custom: {
    50: '#9a91cd',
    500: '#6d66b7',
    950: '#000000',
  },
}

SCSS

$custom: #6d66b7;
$custom-light: #9a91cd;
$custom-dark: #000000;

JSON

{
  "hex": "#6d66b7",
  "rgb": {
    "r": 109,
    "g": 102,
    "b": 183
  },
  "hsl": {
    "h": 245.185,
    "s": 36,
    "l": 55.882
  },
  "oklch": {
    "l": 0.55387,
    "c": 0.12323,
    "h": 285.6
  },
  "luminance": 0.16173
}

Semantic roles & 50–950 ramp

primary

#6D66B7

secondary

#CACDAC

accent

#CC5CC2

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #6D66B7

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

Preview Lab → · Contrast checker → · Palette generator →