#665DAD#665DAD

#665DAD is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.5% C 0.123 H 286.5°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#665DAD
RGB	rgb(102, 93, 173)
HSL	hsl(247, 33%, 52%)
HSV	hsv(247, 46%, 68%)
CMYK	cmyk(41%, 46.2%, 0%, 32.2%)
CIE-LAB	lab(43.76, 23.78, -41.72)
CIE-LCH	lch(43.76, 48.02, 299.69°)
OKLab	oklab(52.46% 0.0349 -0.1179)
OKLCH	oklch(52.46% 0.123 286.5)
XYZ	xyz(16.9345, 13.6700, 41.2734)
Luminance	0.1367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DAD #A4AD5D

analogous

#5D7CAD #665DAD #8E5DAD

triadic

#665DAD #AD665D #5DAD66

tetradic

#665DAD #AD5D7C #A4AD5D #5DAD8E

square

#665DAD #AD5D7C #A4AD5D #5DAD8E

split-complementary

#665DAD #AD8E5D #7CAD5D

monochromatic

#36305F #4C4588 #665DAD #8C86C2 #B3AED6

Accessibility & contrast

On white

5.62

#665DAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#665DAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DAD

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DAD	#FFFFFF	#000000	##FFFFFF
##665DAD	1.00	5.62	3.73	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6AB0

Deuteranopia (green-blind)

#3E65AB

Tritanopia (blue-blind)

#526D7C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #665dad;
/* rgb */ color: rgb(102, 93, 173);
/* oklch */ color: oklch(52.5% 0.123 286.5);

Tailwind

colors: {
  custom: {
    50: '#958bc6',
    500: '#665dad',
    950: '#000000',
  },
}

SCSS

$custom: #665dad;
$custom-light: #958bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#665dad",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 173
  },
  "hsl": {
    "h": 246.75,
    "s": 32.787,
    "l": 52.157
  },
  "oklch": {
    "l": 0.52457,
    "c": 0.12298,
    "h": 286.5
  },
  "luminance": 0.13671
}

Semantic roles & 50–950 ramp

primary

#665DAD

secondary

#C0C4A1

accent

#C95FBD

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #665DAD

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

Preview Lab → · Contrast checker → · Palette generator →