#665DE6#665DE6

#665DE6 is a mid, highly saturated blue. Relative luminance 0.164; OKLCH L 56.4% C 0.200 H 280.8°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#665DE6
RGB	rgb(102, 93, 230)
HSL	hsl(244, 73%, 63%)
HSV	hsv(244, 60%, 90%)
CMYK	cmyk(55.7%, 59.6%, 0%, 9.8%)
CIE-LAB	lab(47.45, 41.09, -68.60)
CIE-LCH	lch(47.45, 79.97, 300.92°)
OKLab	oklab(56.39% 0.0374 -0.1969)
OKLCH	oklch(56.39% 0.2 280.8)
XYZ	xyz(23.6723, 16.3651, 76.7590)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DE6 #DDE65D

analogous

#5D98E6 #665DE6 #AB5DE6

triadic

#665DE6 #E6665D #5DE666

tetradic

#665DE6 #E65D98 #DDE65D #5DE6AB

square

#665DE6 #E65D98 #DDE65D #5DE6AB

split-complementary

#665DE6 #E6AB5D #98E65D

monochromatic

#241BAE #3428DE #665DE6 #9892EE #CAC7F6

Accessibility & contrast

On white

4.91

#665DE6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#665DE6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DE6

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DE6	#FFFFFF	#000000	##FFFFFF
##665DE6	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076EA

Deuteranopia (green-blind)

#006BE3

Tritanopia (blue-blind)

#237E99

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #665de6;
/* rgb */ color: rgb(102, 93, 230);
/* oklch */ color: oklch(56.4% 0.200 280.8);

Tailwind

colors: {
  custom: {
    50: '#9c8bef',
    500: '#665de6',
    950: '#000000',
  },
}

SCSS

$custom: #665de6;
$custom-light: #9c8bef;
$custom-dark: #000000;

JSON

{
  "hex": "#665de6",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 230
  },
  "hsl": {
    "h": 243.942,
    "s": 73.262,
    "l": 63.333
  },
  "oklch": {
    "l": 0.56389,
    "c": 0.20046,
    "h": 280.8
  },
  "luminance": 0.16367
}

Semantic roles & 50–950 ramp

primary

#665DE6

secondary

#E5E8B7

accent

#D510C8

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #665DE6

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

Preview Lab → · Contrast checker → · Palette generator →