#665FAB#665FAB

#665FAB is a mid, moderate blue. Relative luminance 0.139; OKLCH L 52.7% C 0.117 H 285.9°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#665FAB
RGB	rgb(102, 95, 171)
HSL	hsl(246, 31%, 52%)
HSV	hsv(246, 44%, 67%)
CMYK	cmyk(40.4%, 44.4%, 0%, 32.9%)
CIE-LAB	lab(44.16, 21.96, -39.90)
CIE-LCH	lch(44.16, 45.54, 298.83°)
OKLab	oklab(52.73% 0.032 -0.1126)
OKLCH	oklch(52.73% 0.117 285.9)
XYZ	xyz(16.9203, 13.9489, 40.3211)
Luminance	0.1395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665FAB #A4AB5F

analogous

#5F7EAB #665FAB #8C5FAB

triadic

#665FAB #AB665F #5FAB66

tetradic

#665FAB #AB5F7E #A4AB5F #5FAB8C

square

#665FAB #AB5F7E #A4AB5F #5FAB8C

split-complementary

#665FAB #AB8C5F #7EAB5F

monochromatic

#36315E #4C4786 #665FAB #8C87C0 #B3AFD5

Accessibility & contrast

On white

5.54

#665FAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#665FAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665FAB

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665FAB	#FFFFFF	#000000	##FFFFFF
##665FAB	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446BAE

Deuteranopia (green-blind)

#4266A9

Tritanopia (blue-blind)

#526E7D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #665fab;
/* rgb */ color: rgb(102, 95, 171);
/* oklch */ color: oklch(52.7% 0.117 285.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#665fab",
  "rgb": {
    "r": 102,
    "g": 95,
    "b": 171
  },
  "hsl": {
    "h": 245.526,
    "s": 31.148,
    "l": 52.157
  },
  "oklch": {
    "l": 0.52726,
    "c": 0.11705,
    "h": 285.9
  },
  "luminance": 0.13949
}

Semantic roles & 50–950 ramp

primary

#665FAB

secondary

#C0C3A2

accent

#C760BE

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0C13

muted

#7E7D82

Preview Lab

Preview with #665FAB

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

Preview Lab → · Contrast checker → · Palette generator →