#665ECE#665ECE

#665ECE is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.8% C 0.168 H 282.6°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#665ECE
RGB	rgb(102, 94, 206)
HSL	hsl(244, 53%, 59%)
HSV	hsv(244, 54%, 81%)
CMYK	cmyk(50.5%, 54.4%, 0%, 19.2%)
CIE-LAB	lab(46.02, 33.10, -57.26)
CIE-LCH	lch(46.02, 66.13, 300.03°)
OKLab	oklab(54.81% 0.0365 -0.1635)
OKLCH	oklch(54.81% 0.168 282.6)
XYZ	xyz(20.6194, 15.2853, 60.2444)
Luminance	0.1529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665ECE #C6CE5E

analogous

#5E8ECE #665ECE #9E5ECE

triadic

#665ECE #CE665E #5ECE66

tetradic

#665ECE #CE5E8E #C6CE5E #5ECE9E

square

#665ECE #CE5E8E #C6CE5E #5ECE9E

split-complementary

#665ECE #CE9E5E #8ECE5E

monochromatic

#302988 #4138B7 #665ECE #938DDC #BFBCEB

Accessibility & contrast

On white

5.18

#665ECE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#665ECE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665ECE

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665ECE	#FFFFFF	#000000	##FFFFFF
##665ECE	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C71D2

Deuteranopia (green-blind)

#0E69CC

Tritanopia (blue-blind)

#3E778D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #665ece;
/* rgb */ color: rgb(102, 94, 206);
/* oklch */ color: oklch(54.8% 0.168 282.6);

Tailwind

colors: {
  custom: {
    50: '#998cde',
    500: '#665ece',
    950: '#000000',
  },
}

SCSS

$custom: #665ece;
$custom-light: #998cde;
$custom-dark: #000000;

JSON

{
  "hex": "#665ece",
  "rgb": {
    "r": 102,
    "g": 94,
    "b": 206
  },
  "hsl": {
    "h": 244.286,
    "s": 53.333,
    "l": 58.824
  },
  "oklch": {
    "l": 0.54806,
    "c": 0.16756,
    "h": 282.6
  },
  "luminance": 0.15286
}

Semantic roles & 50–950 ramp

primary

#665ECE

secondary

#D7DAAE

accent

#DD4BD2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #665ECE

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

Preview Lab → · Contrast checker → · Palette generator →