#6D66CB#6D66CB

#6D66CB is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.6% C 0.151 H 283.6°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#6D66CB
RGB	rgb(109, 102, 203)
HSL	hsl(244, 49%, 60%)
HSV	hsv(244, 50%, 80%)
CMYK	cmyk(46.3%, 49.8%, 0%, 20.4%)
CIE-LAB	lab(48.34, 28.89, -51.78)
CIE-LCH	lch(48.34, 59.29, 299.16°)
OKLab	oklab(56.62% 0.0356 -0.1472)
OKLCH	oklch(56.62% 0.151 283.6)
XYZ	xyz(21.8344, 17.0647, 58.6317)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6D66CB #C4CB66

analogous

#6692CB #6D66CB #9F66CB

triadic

#6D66CB #CB6D66 #66CB6D

tetradic

#6D66CB #CB6692 #C4CB66 #66CB9F

square

#6D66CB #CB6692 #C4CB66 #66CB9F

split-complementary

#6D66CB #CB9F66 #92CB66

monochromatic

#352E88 #463EB6 #6D66CB #9994DB #C4C1EA

Accessibility & contrast

On white

4.76

#6D66CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#6D66CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6D66CB

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6D66CB	#FFFFFF	#000000	##FFFFFF
##6D66CB	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3976CF

Deuteranopia (green-blind)

#3470C9

Tritanopia (blue-blind)

#4D7C8F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6d66cb;
/* rgb */ color: rgb(109, 102, 203);
/* oklch */ color: oklch(56.6% 0.151 283.6);

Tailwind

colors: {
  custom: {
    50: '#9c91db',
    500: '#6d66cb',
    950: '#000000',
  },
}

SCSS

$custom: #6d66cb;
$custom-light: #9c91db;
$custom-dark: #000000;

JSON

{
  "hex": "#6d66cb",
  "rgb": {
    "r": 109,
    "g": 102,
    "b": 203
  },
  "hsl": {
    "h": 244.158,
    "s": 49.268,
    "l": 59.804
  },
  "oklch": {
    "l": 0.56619,
    "c": 0.15143,
    "h": 283.6
  },
  "luminance": 0.17066
}

Semantic roles & 50–950 ramp

primary

#6D66CB

secondary

#D7DAB3

accent

#D94FCF

background

#FAF8FD

surface

#F3F0FB

border

#CDCBD4

text

#0F0D15

muted

#7F7D83

Preview Lab

Preview with #6D66CB

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

Preview Lab → · Contrast checker → · Palette generator →