#665FAE#665FAE

#665FAE is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.9% C 0.121 H 285.5°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#665FAE
RGB	rgb(102, 95, 174)
HSL	hsl(245, 33%, 53%)
HSV	hsv(245, 45%, 68%)
CMYK	cmyk(41.4%, 45.4%, 0%, 31.8%)
CIE-LAB	lab(44.33, 22.84, -41.40)
CIE-LCH	lch(44.33, 47.28, 298.89°)
OKLab	oklab(52.91% 0.0324 -0.117)
OKLCH	oklch(52.91% 0.121 285.5)
XYZ	xyz(17.2095, 14.0646, 41.8442)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665FAE #A7AE5F

analogous

#5F80AE #665FAE #8D5FAE

triadic

#665FAE #AE665F #5FAE66

tetradic

#665FAE #AE5F80 #A7AE5F #5FAE8D

square

#665FAE #AE5F80 #A7AE5F #5FAE8D

split-complementary

#665FAE #AE8D5F #80AE5F

monochromatic

#363161 #4C468A #665FAE #8D88C3 #B4B0D7

Accessibility & contrast

On white

5.51

#665FAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#665FAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665FAE

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665FAE	#FFFFFF	#000000	##FFFFFF
##665FAE	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426BB1

Deuteranopia (green-blind)

#4066AC

Tritanopia (blue-blind)

#516F7E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #665fae;
/* rgb */ color: rgb(102, 95, 174);
/* oklch */ color: oklch(52.9% 0.121 285.5);

Tailwind

colors: {
  custom: {
    50: '#958cc6',
    500: '#665fae',
    950: '#000000',
  },
}

SCSS

$custom: #665fae;
$custom-light: #958cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#665fae",
  "rgb": {
    "r": 102,
    "g": 95,
    "b": 174
  },
  "hsl": {
    "h": 245.316,
    "s": 32.78,
    "l": 52.745
  },
  "oklch": {
    "l": 0.52906,
    "c": 0.1214,
    "h": 285.5
  },
  "luminance": 0.14065
}

Semantic roles & 50–950 ramp

primary

#665FAE

secondary

#C2C6A3

accent

#C95FC0

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #665FAE

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

Preview Lab → · Contrast checker → · Palette generator →