#6C91CC#6C91CC

#6C91CC is a light, moderate blue. Relative luminance 0.278; OKLCH L 65.3% C 0.098 H 259.5°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#6C91CC
RGB	rgb(108, 145, 204)
HSL	hsl(217, 48%, 61%)
HSV	hsv(217, 47%, 80%)
CMYK	cmyk(47.1%, 28.9%, 0%, 20%)
CIE-LAB	lab(59.70, 3.20, -34.39)
CIE-LCH	lch(59.70, 34.54, 275.32°)
OKLab	oklab(65.34% -0.0179 -0.0963)
OKLCH	oklch(65.34% 0.098 259.5)
XYZ	xyz(27.2052, 27.7968, 61.0468)
Luminance	0.2780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C91CC #CCA76C

analogous

#6CC1CC #6C91CC #776CCC

triadic

#6C91CC #CC6C91 #91CC6C

tetradic

#6C91CC #CC6CC1 #CCA76C #6CCC77

square

#6C91CC #CC6CC1 #CCA76C #6CCC77

split-complementary

#6C91CC #CC776C #C1CC6C

monochromatic

#31548D #416FBA #6C91CC #99B3DC #C7D5EC

Accessibility & contrast

On white

3.20

#6C91CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#6C91CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C91CC

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C91CC	#FFFFFF	#000000	##000000
##6C91CC	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B95CF

Deuteranopia (green-blind)

#708CCB

Tritanopia (blue-blind)

#449EA6

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #6c91cc;
/* rgb */ color: rgb(108, 145, 204);
/* oklch */ color: oklch(65.3% 0.098 259.5);

Tailwind

colors: {
  custom: {
    50: '#9bb1db',
    500: '#6c91cc',
    950: '#000000',
  },
}

SCSS

$custom: #6c91cc;
$custom-light: #9bb1db;
$custom-dark: #000000;

JSON

{
  "hex": "#6c91cc",
  "rgb": {
    "r": 108,
    "g": 145,
    "b": 204
  },
  "hsl": {
    "h": 216.875,
    "s": 48.485,
    "l": 61.176
  },
  "oklch": {
    "l": 0.65339,
    "c": 0.09796,
    "h": 259.5
  },
  "luminance": 0.27799
}

Semantic roles & 50–950 ramp

primary

#6C91CC

secondary

#DCCEB8

accent

#832ABC

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #6C91CC

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

Preview Lab → · Contrast checker → · Palette generator →