#665DEF#665DEF

#665DEF is a mid, highly saturated blue. Relative luminance 0.169; OKLCH L 57.1% C 0.212 H 280.1°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#665DEF
RGB	rgb(102, 93, 239)
HSL	hsl(244, 82%, 65%)
HSV	hsv(244, 61%, 94%)
CMYK	cmyk(57.3%, 61.1%, 0%, 6.3%)
CIE-LAB	lab(48.11, 43.88, -72.59)
CIE-LCH	lch(48.11, 84.82, 301.15°)
OKLab	oklab(57.08% 0.037 -0.2086)
OKLCH	oklch(57.08% 0.212 280.1)
XYZ	xyz(24.9689, 16.8838, 83.5878)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DEF #E6EF5D

analogous

#5D9DEF #665DEF #AF5DEF

triadic

#665DEF #EF665D #5DEF66

tetradic

#665DEF #EF5D9D #E6EF5D #5DEFAF

square

#665DEF #EF5D9D #E6EF5D #5DEFAF

split-complementary

#665DEF #EFAF5D #9DEF5D

monochromatic

#1D13BF #3125E9 #665DEF #9B95F5 #CFCCFA

Accessibility & contrast

On white

4.80

#665DEF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#665DEF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DEF

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DEF	#FFFFFF	#000000	##FFFFFF
##665DEF	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078F4

Deuteranopia (green-blind)

#006DEC

Tritanopia (blue-blind)

#0D819D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #665def;
/* rgb */ color: rgb(102, 93, 239);
/* oklch */ color: oklch(57.1% 0.212 280.1);

Tailwind

colors: {
  custom: {
    50: '#9e8bf5',
    500: '#665def',
    950: '#000000',
  },
}

SCSS

$custom: #665def;
$custom-light: #9e8bf5;
$custom-dark: #000000;

JSON

{
  "hex": "#665def",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 239
  },
  "hsl": {
    "h": 243.699,
    "s": 82.022,
    "l": 65.098
  },
  "oklch": {
    "l": 0.57084,
    "c": 0.2119,
    "h": 280.1
  },
  "luminance": 0.16885
}

Semantic roles & 50–950 ramp

primary

#665DEF

secondary

#EAEDBB

accent

#DE07D1

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C17

muted

#7F7D85

Preview Lab

Preview with #665DEF

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

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