#665DAC#665DAC

#665DAC is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.4% C 0.122 H 286.6°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#665DAC
RGB	rgb(102, 93, 172)
HSL	hsl(247, 32%, 52%)
HSV	hsv(247, 46%, 67%)
CMYK	cmyk(40.7%, 45.9%, 0%, 32.5%)
CIE-LAB	lab(43.70, 23.49, -41.22)
CIE-LCH	lch(43.70, 47.44, 299.68°)
OKLab	oklab(52.4% 0.0348 -0.1165)
OKLCH	oklch(52.4% 0.122 286.6)
XYZ	xyz(16.8381, 13.6315, 40.7657)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DAC #A3AC5D

analogous

#5D7CAC #665DAC #8D5DAC

triadic

#665DAC #AC665D #5DAC66

tetradic

#665DAC #AC5D7C #A3AC5D #5DAC8D

square

#665DAC #AC5D7C #A3AC5D #5DAC8D

split-complementary

#665DAC #AC8D5D #7CAC5D

monochromatic

#36305E #4D4587 #665DAC #8C85C1 #B2AED5

Accessibility & contrast

On white

5.64

#665DAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#665DAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DAC

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DAC	#FFFFFF	#000000	##FFFFFF
##665DAC	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4069AF

Deuteranopia (green-blind)

#3F65AA

Tritanopia (blue-blind)

#526D7C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #665dac;
/* rgb */ color: rgb(102, 93, 172);
/* oklch */ color: oklch(52.4% 0.122 286.6);

Tailwind

colors: {
  custom: {
    50: '#958bc5',
    500: '#665dac',
    950: '#000000',
  },
}

SCSS

$custom: #665dac;
$custom-light: #958bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#665dac",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 172
  },
  "hsl": {
    "h": 246.835,
    "s": 32.245,
    "l": 51.961
  },
  "oklch": {
    "l": 0.52396,
    "c": 0.12154,
    "h": 286.6
  },
  "luminance": 0.13632
}

Semantic roles & 50–950 ramp

primary

#665DAC

secondary

#C0C4A1

accent

#C85FBC

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #665DAC

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

Preview Lab → · Contrast checker → · Palette generator →