#665B8A#665B8A

#665B8A is a mid, moderate violet. Relative luminance 0.121; OKLCH L 50.1% C 0.075 H 294.3°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#665B8A
RGB	rgb(102, 91, 138)
HSL	hsl(254, 21%, 45%)
HSV	hsv(254, 34%, 54%)
CMYK	cmyk(26.1%, 34.1%, 0%, 45.9%)
CIE-LAB	lab(41.44, 15.25, -24.49)
CIE-LCH	lch(41.44, 28.85, 301.91°)
OKLab	oklab(50.11% 0.0307 -0.0679)
OKLCH	oklch(50.11% 0.075 294.3)
XYZ	xyz(13.8069, 12.1418, 25.6560)
Luminance	0.1214 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665B8A #7F8A5B

analogous

#5B678A #665B8A #7E5B8A

triadic

#665B8A #8A665B #5B8A66

tetradic

#665B8A #8A5B67 #7F8A5B #5B8A7E

square

#665B8A #8A5B67 #7F8A5B #5B8A7E

split-complementary

#665B8A #8A7E5B #678A5B

monochromatic

#2F2A40 #4B4365 #665B8A #857BA8 #A79FC0

Accessibility & contrast

On white

6.13

#665B8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#665B8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665B8A

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665B8A	#FFFFFF	#000000	##FFFFFF
##665B8A	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F628C

Deuteranopia (green-blind)

#506189

Tritanopia (blue-blind)

#5F636C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #665b8a;
/* rgb */ color: rgb(102, 91, 138);
/* oklch */ color: oklch(50.1% 0.075 294.3);

Tailwind

colors: {
  custom: {
    50: '#9289ac',
    500: '#665b8a',
    950: '#000000',
  },
}

SCSS

$custom: #665b8a;
$custom-light: #9289ac;
$custom-dark: #000000;

JSON

{
  "hex": "#665b8a",
  "rgb": {
    "r": 102,
    "g": 91,
    "b": 138
  },
  "hsl": {
    "h": 254.043,
    "s": 20.524,
    "l": 44.902
  },
  "oklch": {
    "l": 0.50111,
    "c": 0.07452,
    "h": 294.3
  },
  "luminance": 0.12142
}

Semantic roles & 50–950 ramp

primary

#665B8A

secondary

#A8AE93

accent

#BD6BAA

background

#F9F8FA

surface

#F1F0F4

border

#CBCBCE

text

#0D0B10

muted

#7E7C7F

Preview Lab

Preview with #665B8A

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

Preview Lab → · Contrast checker → · Palette generator →