#6166D5#6166D5

#6166D5 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 56.4% C 0.167 H 277.6°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#6166D5
RGB	rgb(97, 102, 213)
HSL	hsl(237, 58%, 61%)
HSV	hsv(237, 54%, 84%)
CMYK	cmyk(54.5%, 52.1%, 0%, 16.5%)
CIE-LAB	lab(48.07, 29.39, -57.98)
CIE-LCH	lch(48.07, 65.00, 296.88°)
OKLab	oklab(56.39% 0.0223 -0.1658)
OKLCH	oklch(56.39% 0.167 277.6)
XYZ	xyz(21.6876, 16.8468, 65.0468)
Luminance	0.1685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6166D5 #D5D061

analogous

#61A0D5 #6166D5 #9661D5

triadic

#6166D5 #D56166 #66D561

tetradic

#6166D5 #D561A0 #D5D061 #61D596

square

#6166D5 #D561A0 #D5D061 #61D596

split-complementary

#6166D5 #D59661 #A0D561

monochromatic

#272C94 #343AC5 #6166D5 #9195E2 #C2C4EF

Accessibility & contrast

On white

4.81

#6166D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#6166D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6166D5

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6166D5	#FFFFFF	#000000	##FFFFFF
##6166D5	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2977D9

Deuteranopia (green-blind)

#136DD3

Tritanopia (blue-blind)

#287F94

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6166d5;
/* rgb */ color: rgb(97, 102, 213);
/* oklch */ color: oklch(56.4% 0.167 277.6);

Tailwind

colors: {
  custom: {
    50: '#9791e3',
    500: '#6166d5',
    950: '#000000',
  },
}

SCSS

$custom: #6166d5;
$custom-light: #9791e3;
$custom-dark: #000000;

JSON

{
  "hex": "#6166d5",
  "rgb": {
    "r": 97,
    "g": 102,
    "b": 213
  },
  "hsl": {
    "h": 237.414,
    "s": 58,
    "l": 60.784
  },
  "oklch": {
    "l": 0.56385,
    "c": 0.16725,
    "h": 277.6
  },
  "luminance": 0.16848
}

Semantic roles & 50–950 ramp

primary

#6166D5

secondary

#DFDDB3

accent

#BE20C6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C15

muted

#7E7D84

Preview Lab

Preview with #6166D5

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

Preview Lab → · Contrast checker → · Palette generator →