#665EEC#665EEC

#665EEC is a mid, highly saturated blue. Relative luminance 0.169; OKLCH L 57.0% C 0.207 H 280.1°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#665EEC
RGB	rgb(102, 94, 236)
HSL	hsl(243, 79%, 65%)
HSV	hsv(243, 60%, 93%)
CMYK	cmyk(56.8%, 60.2%, 0%, 7.5%)
CIE-LAB	lab(48.11, 42.36, -70.90)
CIE-LCH	lch(48.11, 82.59, 300.86°)
OKLab	oklab(57.02% 0.0363 -0.2037)
OKLCH	oklch(57.02% 0.207 280.1)
XYZ	xyz(24.6178, 16.8847, 81.3024)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665EEC #E4EC5E

analogous

#5E9DEC #665EEC #AD5EEC

triadic

#665EEC #EC665E #5EEC66

tetradic

#665EEC #EC5E9D #E4EC5E #5EECAD

square

#665EEC #EC5E9D #E4EC5E #5EECAD

split-complementary

#665EEC #ECAD5E #9DEC5E

monochromatic

#1F16BA #3227E6 #665EEC #9A95F2 #CECBF9

Accessibility & contrast

On white

4.80

#665EEC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#665EEC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665EEC

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665EEC	#FFFFFF	#000000	##FFFFFF
##665EEC	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)

#0078F1

Deuteranopia (green-blind)

#006DE9

Tritanopia (blue-blind)

#16809C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #665eec;
/* rgb */ color: rgb(102, 94, 236);
/* oklch */ color: oklch(57.0% 0.207 280.1);

Tailwind

colors: {
  custom: {
    50: '#9d8cf3',
    500: '#665eec',
    950: '#000000',
  },
}

SCSS

$custom: #665eec;
$custom-light: #9d8cf3;
$custom-dark: #000000;

JSON

{
  "hex": "#665eec",
  "rgb": {
    "r": 102,
    "g": 94,
    "b": 236
  },
  "hsl": {
    "h": 243.38,
    "s": 78.889,
    "l": 64.706
  },
  "oklch": {
    "l": 0.57015,
    "c": 0.20688,
    "h": 280.1
  },
  "luminance": 0.16886
}

Semantic roles & 50–950 ramp

primary

#665EEC

secondary

#E9EBBB

accent

#DB0ACF

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #665EEC

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

Preview Lab → · Contrast checker → · Palette generator →