#665EE2#665EE2

#665EE2 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 56.3% C 0.194 H 280.9°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#665EE2
RGB	rgb(102, 94, 226)
HSL	hsl(244, 69%, 63%)
HSV	hsv(244, 58%, 89%)
CMYK	cmyk(54.9%, 58.4%, 0%, 11.4%)
CIE-LAB	lab(47.39, 39.26, -66.44)
CIE-LCH	lch(47.39, 77.17, 300.58°)
OKLab	oklab(56.26% 0.0366 -0.1905)
OKLCH	oklch(56.26% 0.194 280.9)
XYZ	xyz(23.2054, 16.3197, 73.8640)
Luminance	0.1632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665EE2 #DAE25E

analogous

#5E98E2 #665EE2 #A85EE2

triadic

#665EE2 #E2665E #5EE266

tetradic

#665EE2 #E25E98 #DAE25E #5EE2A8

square

#665EE2 #E25E98 #DAE25E #5EE2A8

split-complementary

#665EE2 #E2A85E #98E25E

monochromatic

#261EA7 #352AD9 #665EE2 #9792EB #C9C6F5

Accessibility & contrast

On white

4.92

#665EE2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#665EE2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665EE2

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665EE2	#FFFFFF	#000000	##FFFFFF
##665EE2	1.00	4.92	4.26	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E6

Deuteranopia (green-blind)

#006CDF

Tritanopia (blue-blind)

#297D97

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #665ee2;
/* rgb */ color: rgb(102, 94, 226);
/* oklch */ color: oklch(56.3% 0.194 280.9);

Tailwind

colors: {
  custom: {
    50: '#9c8cec',
    500: '#665ee2',
    950: '#000000',
  },
}

SCSS

$custom: #665ee2;
$custom-light: #9c8cec;
$custom-dark: #000000;

JSON

{
  "hex": "#665ee2",
  "rgb": {
    "r": 102,
    "g": 94,
    "b": 226
  },
  "hsl": {
    "h": 243.636,
    "s": 69.474,
    "l": 62.745
  },
  "oklch": {
    "l": 0.56255,
    "c": 0.19403,
    "h": 280.9
  },
  "luminance": 0.16321
}

Semantic roles & 50–950 ramp

primary

#665EE2

secondary

#E3E6B6

accent

#D114C6

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #665EE2

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

Preview Lab → · Contrast checker → · Palette generator →