#665AD8#665AD8

#665AD8 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.8% C 0.186 H 282.7°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#665AD8
RGB	rgb(102, 90, 216)
HSL	hsl(246, 62%, 60%)
HSV	hsv(246, 58%, 85%)
CMYK	cmyk(52.8%, 58.3%, 0%, 15.3%)
CIE-LAB	lab(45.76, 38.56, -63.40)
CIE-LCH	lch(45.76, 74.20, 301.31°)
OKLab	oklab(54.83% 0.0408 -0.1816)
OKLCH	oklch(54.83% 0.186 282.7)
XYZ	xyz(21.5265, 15.0937, 66.7315)
Luminance	0.1510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665AD8 #CCD85A

analogous

#5A8DD8 #665AD8 #A55AD8

triadic

#665AD8 #D8665A #5AD866

tetradic

#665AD8 #D85A8D #CCD85A #5AD8A5

square

#665AD8 #D85A8D #CCD85A #5AD8A5

split-complementary

#665AD8 #D8A55A #8DD85A

monochromatic

#2E2395 #3D2FC6 #665AD8 #948BE4 #C2BDEF

Accessibility & contrast

On white

5.23

#665AD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#665AD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665AD8

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665AD8	#FFFFFF	#000000	##FFFFFF
##665AD8	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DC

Deuteranopia (green-blind)

#0068D5

Tritanopia (blue-blind)

#357790

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #665ad8;
/* rgb */ color: rgb(102, 90, 216);
/* oklch */ color: oklch(54.8% 0.186 282.7);

Tailwind

colors: {
  custom: {
    50: '#9a89e5',
    500: '#665ad8',
    950: '#000000',
  },
}

SCSS

$custom: #665ad8;
$custom-light: #9a89e5;
$custom-dark: #000000;

JSON

{
  "hex": "#665ad8",
  "rgb": {
    "r": 102,
    "g": 90,
    "b": 216
  },
  "hsl": {
    "h": 245.714,
    "s": 61.765,
    "l": 60
  },
  "oklch": {
    "l": 0.5483,
    "c": 0.18616,
    "h": 282.7
  },
  "luminance": 0.15095
}

Semantic roles & 50–950 ramp

primary

#665AD8

secondary

#DBDFAF

accent

#E543D5

background

#FAF8FE

surface

#F3F0FC

border

#CDCBD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #665AD8

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

Preview Lab → · Contrast checker → · Palette generator →