#665EA2#665EA2

#665EA2 is a mid, moderate blue. Relative luminance 0.134; OKLCH L 52.0% C 0.105 H 287.5°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#665EA2
RGB	rgb(102, 94, 162)
HSL	hsl(247, 27%, 50%)
HSV	hsv(247, 42%, 64%)
CMYK	cmyk(37%, 42%, 0%, 36.5%)
CIE-LAB	lab(43.42, 19.98, -35.76)
CIE-LCH	lch(43.42, 40.96, 299.20°)
OKLab	oklab(52.01% 0.0318 -0.1005)
OKLCH	oklch(52.01% 0.105 287.5)
XYZ	xyz(16.0020, 13.4384, 35.9262)
Luminance	0.1344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665EA2 #9AA25E

analogous

#5E78A2 #665EA2 #885EA2

triadic

#665EA2 #A2665E #5EA266

tetradic

#665EA2 #A25E78 #9AA25E #5EA288

square

#665EA2 #A25E78 #9AA25E #5EA288

split-complementary

#665EA2 #A2885E #78A25E

monochromatic

#353155 #4D477B #665EA2 #8B85B8 #B0ACCF

Accessibility & contrast

On white

5.69

#665EA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#665EA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665EA2

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665EA2	#FFFFFF	#000000	##FFFFFF
##665EA2	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4868A5

Deuteranopia (green-blind)

#4765A0

Tritanopia (blue-blind)

#566B78

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #665ea2;
/* rgb */ color: rgb(102, 94, 162);
/* oklch */ color: oklch(52.0% 0.105 287.5);

Tailwind

colors: {
  custom: {
    50: '#948bbe',
    500: '#665ea2',
    950: '#000000',
  },
}

SCSS

$custom: #665ea2;
$custom-light: #948bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#665ea2",
  "rgb": {
    "r": 102,
    "g": 94,
    "b": 162
  },
  "hsl": {
    "h": 247.059,
    "s": 26.772,
    "l": 50.196
  },
  "oklch": {
    "l": 0.52005,
    "c": 0.10542,
    "h": 287.5
  },
  "luminance": 0.13439
}

Semantic roles & 50–950 ramp

primary

#665EA2

secondary

#BABD9F

accent

#C365B8

background

#F9F8FB

surface

#F2F0F7

border

#CCCBD0

text

#0D0C12

muted

#7E7D81

Preview Lab

Preview with #665EA2

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

Preview Lab → · Contrast checker → · Palette generator →