#665ECD#665ECD

#665ECD is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.7% C 0.166 H 282.7°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#665ECD
RGB	rgb(102, 94, 205)
HSL	hsl(244, 53%, 59%)
HSV	hsv(244, 54%, 80%)
CMYK	cmyk(50.2%, 54.1%, 0%, 19.6%)
CIE-LAB	lab(45.96, 32.79, -56.79)
CIE-LCH	lch(45.96, 65.57, 300.00°)
OKLab	oklab(54.74% 0.0365 -0.1622)
OKLCH	oklch(54.74% 0.166 282.7)
XYZ	xyz(20.4983, 15.2369, 59.6067)
Luminance	0.1524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665ECD #C5CD5E

analogous

#5E8DCD #665ECD #9D5ECD

triadic

#665ECD #CD665E #5ECD66

tetradic

#665ECD #CD5E8D #C5CD5E #5ECD9D

square

#665ECD #CD5E8D #C5CD5E #5ECD9D

split-complementary

#665ECD #CD9D5E #8DCD5E

monochromatic

#312A87 #4138B5 #665ECD #928DDC #BFBBEA

Accessibility & contrast

On white

5.19

#665ECD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#665ECD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665ECD

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665ECD	#FFFFFF	#000000	##FFFFFF
##665ECD	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E71D1

Deuteranopia (green-blind)

#1269CB

Tritanopia (blue-blind)

#3F778C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #665ecd;
/* rgb */ color: rgb(102, 94, 205);
/* oklch */ color: oklch(54.7% 0.166 282.7);

Tailwind

colors: {
  custom: {
    50: '#998cdd',
    500: '#665ecd',
    950: '#000000',
  },
}

SCSS

$custom: #665ecd;
$custom-light: #998cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#665ecd",
  "rgb": {
    "r": 102,
    "g": 94,
    "b": 205
  },
  "hsl": {
    "h": 244.324,
    "s": 52.607,
    "l": 58.627
  },
  "oklch": {
    "l": 0.54736,
    "c": 0.16621,
    "h": 282.7
  },
  "luminance": 0.15238
}

Semantic roles & 50–950 ramp

primary

#665ECD

secondary

#D6D9AD

accent

#DC4CD2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #665ECD

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

Preview Lab → · Contrast checker → · Palette generator →