#665DE0#665DE0

#665DE0 is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.9% C 0.193 H 281.3°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#665DE0
RGB	rgb(102, 93, 224)
HSL	hsl(244, 68%, 62%)
HSV	hsv(244, 58%, 88%)
CMYK	cmyk(54.5%, 58.5%, 0%, 12.2%)
CIE-LAB	lab(47.02, 39.24, -65.91)
CIE-LCH	lch(47.02, 76.71, 300.77°)
OKLab	oklab(55.94% 0.0376 -0.189)
OKLCH	oklch(55.94% 0.193 281.3)
XYZ	xyz(22.8442, 16.0339, 72.3976)
Luminance	0.1603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DE0 #D7E05D

analogous

#5D96E0 #665DE0 #A85DE0

triadic

#665DE0 #E0665D #5DE066

tetradic

#665DE0 #E05D96 #D7E05D #5DE0A8

square

#665DE0 #E05D96 #D7E05D #5DE0A8

split-complementary

#665DE0 #E0A85D #96E05D

monochromatic

#281FA3 #352AD6 #665DE0 #9790EA #C7C4F4

Accessibility & contrast

On white

4.99

#665DE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#665DE0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DE0

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DE0	#FFFFFF	#000000	##FFFFFF
##665DE0	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E4

Deuteranopia (green-blind)

#006BDD

Tritanopia (blue-blind)

#2C7C96

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #665de0;
/* rgb */ color: rgb(102, 93, 224);
/* oklch */ color: oklch(55.9% 0.193 281.3);

Tailwind

colors: {
  custom: {
    50: '#9b8beb',
    500: '#665de0',
    950: '#000000',
  },
}

SCSS

$custom: #665de0;
$custom-light: #9b8beb;
$custom-dark: #000000;

JSON

{
  "hex": "#665de0",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 224
  },
  "hsl": {
    "h": 244.122,
    "s": 67.876,
    "l": 62.157
  },
  "oklch": {
    "l": 0.55935,
    "c": 0.19271,
    "h": 281.3
  },
  "luminance": 0.16035
}

Semantic roles & 50–950 ramp

primary

#665DE0

secondary

#E1E4B4

accent

#D016C3

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #665DE0

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

Preview Lab → · Contrast checker → · Palette generator →