#665DC0#665DC0

#665DC0 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.7% C 0.150 H 284.3°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#665DC0
RGB	rgb(102, 93, 192)
HSL	hsl(245, 44%, 56%)
HSV	hsv(245, 52%, 75%)
CMYK	cmyk(46.9%, 51.6%, 0%, 24.7%)
CIE-LAB	lab(44.88, 29.44, -51.01)
CIE-LCH	lch(44.88, 58.90, 299.99°)
OKLab	oklab(53.67% 0.0369 -0.1452)
OKLCH	oklch(53.67% 0.15 284.3)
XYZ	xyz(18.9055, 14.4584, 51.6535)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DC0 #B7C05D

analogous

#5D85C0 #665DC0 #975DC0

triadic

#665DC0 #C0665D #5DC066

tetradic

#665DC0 #C05D85 #B7C05D #5DC097

square

#665DC0 #C05D85 #B7C05D #5DC097

split-complementary

#665DC0 #C0975D #85C05D

monochromatic

#342E75 #483FA1 #665DC0 #9089D1 #B9B5E2

Accessibility & contrast

On white

5.40

#665DC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#665DC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DC0

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DC0	#FFFFFF	#000000	##FFFFFF
##665DC0	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E6DC3

Deuteranopia (green-blind)

#2A67BE

Tritanopia (blue-blind)

#487286

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #665dc0;
/* rgb */ color: rgb(102, 93, 192);
/* oklch */ color: oklch(53.7% 0.150 284.3);

Tailwind

colors: {
  custom: {
    50: '#978bd4',
    500: '#665dc0',
    950: '#000000',
  },
}

SCSS

$custom: #665dc0;
$custom-light: #978bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#665dc0",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 192
  },
  "hsl": {
    "h": 245.455,
    "s": 44,
    "l": 55.882
  },
  "oklch": {
    "l": 0.53669,
    "c": 0.14981,
    "h": 284.3
  },
  "luminance": 0.14459
}

Semantic roles & 50–950 ramp

primary

#665DC0

secondary

#CDD1A8

accent

#D454C8

background

#F9F8FD

surface

#F2F0FA

border

#CCCBD3

text

#0E0C14

muted

#7E7D83

Preview Lab

Preview with #665DC0

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

Preview Lab → · Contrast checker → · Palette generator →