#665FAF#665FAF

#665FAF is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.0% C 0.123 H 285.4°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#665FAF
RGB	rgb(102, 95, 175)
HSL	hsl(245, 33%, 53%)
HSV	hsv(245, 46%, 69%)
CMYK	cmyk(41.7%, 45.7%, 0%, 31.4%)
CIE-LAB	lab(44.38, 23.14, -41.90)
CIE-LCH	lch(44.38, 47.86, 298.91°)
OKLab	oklab(52.97% 0.0326 -0.1184)
OKLCH	oklch(52.97% 0.123 285.4)
XYZ	xyz(17.3074, 14.1037, 42.3595)
Luminance	0.1410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665FAF #A8AF5F

analogous

#5F80AF #665FAF #8E5FAF

triadic

#665FAF #AF665F #5FAF66

tetradic

#665FAF #AF5F80 #A8AF5F #5FAF8E

square

#665FAF #AF5F80 #A8AF5F #5FAF8E

split-complementary

#665FAF #AF8E5F #80AF5F

monochromatic

#363162 #4C468B #665FAF #8D88C3 #B4B1D8

Accessibility & contrast

On white

5.50

#665FAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#665FAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665FAF

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665FAF	#FFFFFF	#000000	##FFFFFF
##665FAF	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416BB2

Deuteranopia (green-blind)

#3F67AD

Tritanopia (blue-blind)

#516F7E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #665faf;
/* rgb */ color: rgb(102, 95, 175);
/* oklch */ color: oklch(53.0% 0.123 285.4);

Tailwind

colors: {
  custom: {
    50: '#958cc7',
    500: '#665faf',
    950: '#000000',
  },
}

SCSS

$custom: #665faf;
$custom-light: #958cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#665faf",
  "rgb": {
    "r": 102,
    "g": 95,
    "b": 175
  },
  "hsl": {
    "h": 245.25,
    "s": 33.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.52966,
    "c": 0.12284,
    "h": 285.4
  },
  "luminance": 0.14104
}

Semantic roles & 50–950 ramp

primary

#665FAF

secondary

#C3C6A4

accent

#C95EC0

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #665FAF

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

Preview Lab → · Contrast checker → · Palette generator →