#6166C2#6166C2

#6166C2 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.1% C 0.141 H 278.4°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#6166C2
RGB	rgb(97, 102, 194)
HSL	hsl(237, 44%, 57%)
HSV	hsv(237, 50%, 76%)
CMYK	cmyk(50%, 47.4%, 0%, 23.9%)
CIE-LAB	lab(46.89, 23.38, -48.97)
CIE-LCH	lch(46.89, 54.27, 295.52°)
OKLab	oklab(55.12% 0.0205 -0.1393)
OKLCH	oklch(55.12% 0.141 278.4)
XYZ	xyz(19.4157, 15.9381, 53.0818)
Luminance	0.1594 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6166C2 #C2BD61

analogous

#6197C2 #6166C2 #8D61C2

triadic

#6166C2 #C26166 #66C261

tetradic

#6166C2 #C26197 #C2BD61 #61C28D

square

#6166C2 #C26197 #C2BD61 #61C28D

split-complementary

#6166C2 #C28D61 #97C261

monochromatic

#2F337A #4045A6 #6166C2 #8D91D3 #B9BCE4

Accessibility & contrast

On white

5.01

#6166C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#6166C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6166C2

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6166C2	#FFFFFF	#000000	##FFFFFF
##6166C2	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E73C5

Deuteranopia (green-blind)

#356BC0

Tritanopia (blue-blind)

#3B7A8B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6166c2;
/* rgb */ color: rgb(97, 102, 194);
/* oklch */ color: oklch(55.1% 0.141 278.4);

Tailwind

colors: {
  custom: {
    50: '#9491d5',
    500: '#6166c2',
    950: '#000000',
  },
}

SCSS

$custom: #6166c2;
$custom-light: #9491d5;
$custom-dark: #000000;

JSON

{
  "hex": "#6166c2",
  "rgb": {
    "r": 97,
    "g": 102,
    "b": 194
  },
  "hsl": {
    "h": 236.907,
    "s": 44.292,
    "l": 57.059
  },
  "oklch": {
    "l": 0.55124,
    "c": 0.14077,
    "h": 278.4
  },
  "luminance": 0.15939
}

Semantic roles & 50–950 ramp

primary

#6166C2

secondary

#D3D1AC

accent

#CD54D4

background

#F9F8FD

surface

#F2F0FA

border

#CCCBD3

text

#0E0C14

muted

#7E7D83

Preview Lab

Preview with #6166C2

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

Preview Lab → · Contrast checker → · Palette generator →