#665ABD#665ABD

#665ABD is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.9% C 0.150 H 285.6°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#665ABD
RGB	rgb(102, 90, 189)
HSL	hsl(247, 43%, 55%)
HSV	hsv(247, 52%, 74%)
CMYK	cmyk(46%, 52.4%, 0%, 25.9%)
CIE-LAB	lab(43.96, 30.37, -50.75)
CIE-LCH	lch(43.96, 59.14, 300.89°)
OKLab	oklab(52.92% 0.0403 -0.1444)
OKLCH	oklch(52.92% 0.15 285.6)
XYZ	xyz(18.3183, 13.8104, 49.8347)
Luminance	0.1381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665ABD #B1BD5A

analogous

#5A7FBD #665ABD #985ABD

triadic

#665ABD #BD665A #5ABD66

tetradic

#665ABD #BD5A7F #B1BD5A #5ABD98

square

#665ABD #BD5A7F #B1BD5A #5ABD98

split-complementary

#665ABD #BD985A #7FBD5A

monochromatic

#352D70 #4A3E9C #665ABD #8F86CE #B7B1E0

Accessibility & contrast

On white

5.58

#665ABD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#665ABD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665ABD

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665ABD	#FFFFFF	#000000	##FFFFFF
##665ABD	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC0

Deuteranopia (green-blind)

#2865BB

Tritanopia (blue-blind)

#4A6F83

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #665abd;
/* rgb */ color: rgb(102, 90, 189);
/* oklch */ color: oklch(52.9% 0.150 285.6);

Tailwind

colors: {
  custom: {
    50: '#9789d1',
    500: '#665abd',
    950: '#000000',
  },
}

SCSS

$custom: #665abd;
$custom-light: #9789d1;
$custom-dark: #000000;

JSON

{
  "hex": "#665abd",
  "rgb": {
    "r": 102,
    "g": 90,
    "b": 189
  },
  "hsl": {
    "h": 247.273,
    "s": 42.857,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52918,
    "c": 0.14996,
    "h": 285.6
  },
  "luminance": 0.13811
}

Semantic roles & 50–950 ramp

primary

#665ABD

secondary

#C9CEA5

accent

#D355C3

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #665ABD

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

Preview Lab → · Contrast checker → · Palette generator →