#665CCD#665CCD

#665CCD is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.4% C 0.169 H 283.2°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#665CCD
RGB	rgb(102, 92, 205)
HSL	hsl(245, 53%, 58%)
HSV	hsv(245, 55%, 80%)
CMYK	cmyk(50.2%, 55.1%, 0%, 19.6%)
CIE-LAB	lab(45.48, 34.00, -57.56)
CIE-LCH	lch(45.48, 66.85, 300.57°)
OKLab	oklab(54.38% 0.0387 -0.1645)
OKLCH	oklch(54.38% 0.169 283.2)
XYZ	xyz(20.3228, 14.8858, 59.5482)
Luminance	0.1489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665CCD #C3CD5C

analogous

#5C8ACD #665CCD #9E5CCD

triadic

#665CCD #CD665C #5CCD66

tetradic

#665CCD #CD5C8A #C3CD5C #5CCD9E

square

#665CCD #CD5C8A #C3CD5C #5CCD9E

split-complementary

#665CCD #CD9E5C #8ACD5C

monochromatic

#312986 #4237B4 #665CCD #928BDB #BEBAEA

Accessibility & contrast

On white

5.28

#665CCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#665CCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665CCD

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665CCD	#FFFFFF	#000000	##FFFFFF
##665CCD	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#166FD1

Deuteranopia (green-blind)

#0668CB

Tritanopia (blue-blind)

#3F758B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #665ccd;
/* rgb */ color: rgb(102, 92, 205);
/* oklch */ color: oklch(54.4% 0.169 283.2);

Tailwind

colors: {
  custom: {
    50: '#998add',
    500: '#665ccd',
    950: '#000000',
  },
}

SCSS

$custom: #665ccd;
$custom-light: #998add;
$custom-dark: #000000;

JSON

{
  "hex": "#665ccd",
  "rgb": {
    "r": 102,
    "g": 92,
    "b": 205
  },
  "hsl": {
    "h": 245.31,
    "s": 53.052,
    "l": 58.235
  },
  "oklch": {
    "l": 0.5438,
    "c": 0.16894,
    "h": 283.2
  },
  "luminance": 0.14887
}

Semantic roles & 50–950 ramp

primary

#665CCD

secondary

#D5D9AC

accent

#DC4BD0

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #665CCD

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

Preview Lab → · Contrast checker → · Palette generator →