#6665AD#6665AD

#6665AD is a mid, moderate blue. Relative luminance 0.151; OKLCH L 54.0% C 0.111 H 282.7°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#6665AD
RGB	rgb(102, 101, 173)
HSL	hsl(241, 31%, 54%)
HSV	hsv(241, 42%, 68%)
CMYK	cmyk(41%, 41.6%, 0%, 32.2%)
CIE-LAB	lab(45.84, 18.85, -38.42)
CIE-LCH	lch(45.84, 42.79, 296.13°)
OKLab	oklab(54.04% 0.0243 -0.1082)
OKLCH	oklch(54.04% 0.111 282.7)
XYZ	xyz(17.6738, 15.1486, 41.5198)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6665AD #ACAD65

analogous

#6588AD #6665AD #8A65AD

triadic

#6665AD #AD6665 #65AD66

tetradic

#6665AD #AD6588 #ACAD65 #65AD8A

square

#6665AD #AD6588 #ACAD65 #65AD8A

split-complementary

#6665AD #AD8A65 #88AD65

monochromatic

#353563 #4B4A8B #6665AD #8E8DC2 #B5B5D8

Accessibility & contrast

On white

5.21

#6665AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#6665AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6665AD

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6665AD	#FFFFFF	#000000	##FFFFFF
##6665AD	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C6FB0

Deuteranopia (green-blind)

#486AAB

Tritanopia (blue-blind)

#517380

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6665ad;
/* rgb */ color: rgb(102, 101, 173);
/* oklch */ color: oklch(54.0% 0.111 282.7);

Tailwind

colors: {
  custom: {
    50: '#9590c6',
    500: '#6665ad',
    950: '#000000',
  },
}

SCSS

$custom: #6665ad;
$custom-light: #9590c6;
$custom-dark: #000000;

JSON

{
  "hex": "#6665ad",
  "rgb": {
    "r": 102,
    "g": 101,
    "b": 173
  },
  "hsl": {
    "h": 240.833,
    "s": 30.508,
    "l": 53.725
  },
  "oklch": {
    "l": 0.54036,
    "c": 0.11095,
    "h": 282.7
  },
  "luminance": 0.15149
}

Semantic roles & 50–950 ramp

primary

#6665AD

secondary

#C6C6A8

accent

#C761C5

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0C13

muted

#7E7D82

Preview Lab

Preview with #6665AD

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

Preview Lab → · Contrast checker → · Palette generator →