#665CBD#665CBD

#665CBD is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.3% C 0.147 H 284.9°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#665CBD
RGB	rgb(102, 92, 189)
HSL	hsl(246, 42%, 55%)
HSV	hsv(246, 51%, 74%)
CMYK	cmyk(46%, 51.3%, 0%, 25.9%)
CIE-LAB	lab(44.45, 29.15, -49.96)
CIE-LCH	lch(44.45, 57.84, 300.26°)
OKLab	oklab(53.29% 0.0379 -0.1421)
OKLCH	oklch(53.29% 0.147 284.9)
XYZ	xyz(18.4893, 14.1524, 49.8917)
Luminance	0.1415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665CBD #B3BD5C

analogous

#5C82BD #665CBD #975CBD

triadic

#665CBD #BD665C #5CBD66

tetradic

#665CBD #BD5C82 #B3BD5C #5CBD97

square

#665CBD #BD5C82 #B3BD5C #5CBD97

split-complementary

#665CBD #BD975C #82BD5C

monochromatic

#352E71 #493F9C #665CBD #8F88CF #B8B3E0

Accessibility & contrast

On white

5.48

#665CBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#665CBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665CBD

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665CBD	#FFFFFF	#000000	##FFFFFF
##665CBD	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6CC0

Deuteranopia (green-blind)

#2C66BB

Tritanopia (blue-blind)

#4A7184

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #665cbd;
/* rgb */ color: rgb(102, 92, 189);
/* oklch */ color: oklch(53.3% 0.147 284.9);

Tailwind

colors: {
  custom: {
    50: '#978ad1',
    500: '#665cbd',
    950: '#000000',
  },
}

SCSS

$custom: #665cbd;
$custom-light: #978ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#665cbd",
  "rgb": {
    "r": 102,
    "g": 92,
    "b": 189
  },
  "hsl": {
    "h": 246.186,
    "s": 42.358,
    "l": 55.098
  },
  "oklch": {
    "l": 0.53285,
    "c": 0.14707,
    "h": 284.9
  },
  "luminance": 0.14153
}

Semantic roles & 50–950 ramp

primary

#665CBD

secondary

#CBCFA6

accent

#D256C5

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #665CBD

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

Preview Lab → · Contrast checker → · Palette generator →