#665FAA#665FAA

#665FAA is a mid, moderate blue. Relative luminance 0.139; OKLCH L 52.7% C 0.116 H 286.0°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#665FAA
RGB	rgb(102, 95, 170)
HSL	hsl(246, 31%, 52%)
HSV	hsv(246, 44%, 67%)
CMYK	cmyk(40%, 44.1%, 0%, 33.3%)
CIE-LAB	lab(44.10, 21.67, -39.40)
CIE-LCH	lch(44.10, 44.96, 298.82°)
OKLab	oklab(52.67% 0.0318 -0.1111)
OKLCH	oklch(52.67% 0.116 286)
XYZ	xyz(16.8254, 13.9109, 39.8210)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665FAA #A3AA5F

analogous

#5F7EAA #665FAA #8C5FAA

triadic

#665FAA #AA665F #5FAA66

tetradic

#665FAA #AA5F7E #A3AA5F #5FAA8C

square

#665FAA #AA5F7E #A3AA5F #5FAA8C

split-complementary

#665FAA #AA8C5F #7EAA5F

monochromatic

#36315D #4D4785 #665FAA #8C87BF #B2AFD4

Accessibility & contrast

On white

5.55

#665FAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#665FAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665FAA

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665FAA	#FFFFFF	#000000	##FFFFFF
##665FAA	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446AAD

Deuteranopia (green-blind)

#4366A8

Tritanopia (blue-blind)

#536E7C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #665faa;
/* rgb */ color: rgb(102, 95, 170);
/* oklch */ color: oklch(52.7% 0.116 286.0);

Tailwind

colors: {
  custom: {
    50: '#958cc4',
    500: '#665faa',
    950: '#000000',
  },
}

SCSS

$custom: #665faa;
$custom-light: #958cc4;
$custom-dark: #000000;

JSON

{
  "hex": "#665faa",
  "rgb": {
    "r": 102,
    "g": 95,
    "b": 170
  },
  "hsl": {
    "h": 245.6,
    "s": 30.612,
    "l": 51.961
  },
  "oklch": {
    "l": 0.52667,
    "c": 0.11559,
    "h": 286
  },
  "luminance": 0.13911
}

Semantic roles & 50–950 ramp

primary

#665FAA

secondary

#C0C3A2

accent

#C761BD

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0C12

muted

#7E7D81

Preview Lab

Preview with #665FAA

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

Preview Lab → · Contrast checker → · Palette generator →