#665AD9#665AD9

#665AD9 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.9% C 0.187 H 282.6°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#665AD9
RGB	rgb(102, 90, 217)
HSL	hsl(246, 63%, 60%)
HSV	hsv(246, 59%, 85%)
CMYK	cmyk(53%, 58.5%, 0%, 14.9%)
CIE-LAB	lab(45.83, 38.87, -63.85)
CIE-LCH	lch(45.83, 74.75, 301.33°)
OKLab	oklab(54.9% 0.0408 -0.183)
OKLCH	oklch(54.9% 0.187 282.6)
XYZ	xyz(21.6562, 15.1456, 67.4144)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665AD9 #CDD95A

analogous

#5A8ED9 #665AD9 #A55AD9

triadic

#665AD9 #D9665A #5AD966

tetradic

#665AD9 #D95A8E #CDD95A #5AD9A5

square

#665AD9 #D95A8E #CDD95A #5AD9A5

split-complementary

#665AD9 #D9A55A #8ED95A

monochromatic

#2D2396 #3D2EC8 #665AD9 #948CE4 #C2BDF0

Accessibility & contrast

On white

5.21

#665AD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#665AD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665AD9

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665AD9	#FFFFFF	#000000	##FFFFFF
##665AD9	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DD

Deuteranopia (green-blind)

#0068D6

Tritanopia (blue-blind)

#347891

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #665ad9;
/* rgb */ color: rgb(102, 90, 217);
/* oklch */ color: oklch(54.9% 0.187 282.6);

Tailwind

colors: {
  custom: {
    50: '#9b89e6',
    500: '#665ad9',
    950: '#000000',
  },
}

SCSS

$custom: #665ad9;
$custom-light: #9b89e6;
$custom-dark: #000000;

JSON

{
  "hex": "#665ad9",
  "rgb": {
    "r": 102,
    "g": 90,
    "b": 217
  },
  "hsl": {
    "h": 245.669,
    "s": 62.562,
    "l": 60.196
  },
  "oklch": {
    "l": 0.54904,
    "c": 0.18746,
    "h": 282.6
  },
  "luminance": 0.15147
}

Semantic roles & 50–950 ramp

primary

#665AD9

secondary

#DBE0AF

accent

#CA1BBA

background

#FAF8FE

surface

#F3F0FC

border

#CDCBD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #665AD9

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

Preview Lab → · Contrast checker → · Palette generator →