#665FA9#665FA9

#665FA9 is a mid, moderate blue. Relative luminance 0.139; OKLCH L 52.6% C 0.114 H 286.1°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#665FA9
RGB	rgb(102, 95, 169)
HSL	hsl(246, 30%, 52%)
HSV	hsv(246, 44%, 66%)
CMYK	cmyk(39.6%, 43.8%, 0%, 33.7%)
CIE-LAB	lab(44.05, 21.38, -38.89)
CIE-LCH	lch(44.05, 44.38, 298.80°)
OKLab	oklab(52.61% 0.0316 -0.1097)
OKLCH	oklch(52.61% 0.114 286.1)
XYZ	xyz(16.7311, 13.8732, 39.3247)
Luminance	0.1387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665FA9 #A2A95F

analogous

#5F7DA9 #665FA9 #8B5FA9

triadic

#665FA9 #A9665F #5FA966

tetradic

#665FA9 #A95F7D #A2A95F #5FA98B

square

#665FA9 #A95F7D #A2A95F #5FA98B

split-complementary

#665FA9 #A98B5F #7DA95F

monochromatic

#36325C #4D4784 #665FA9 #8C87BE #B2AFD4

Accessibility & contrast

On white

5.56

#665FA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#665FA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665FA9

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665FA9	#FFFFFF	#000000	##FFFFFF
##665FA9	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456AAC

Deuteranopia (green-blind)

#4366A7

Tritanopia (blue-blind)

#536E7C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #665fa9;
/* rgb */ color: rgb(102, 95, 169);
/* oklch */ color: oklch(52.6% 0.114 286.1);

Tailwind

colors: {
  custom: {
    50: '#958cc3',
    500: '#665fa9',
    950: '#000000',
  },
}

SCSS

$custom: #665fa9;
$custom-light: #958cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#665fa9",
  "rgb": {
    "r": 102,
    "g": 95,
    "b": 169
  },
  "hsl": {
    "h": 245.676,
    "s": 30.081,
    "l": 51.765
  },
  "oklch": {
    "l": 0.52608,
    "c": 0.11413,
    "h": 286.1
  },
  "luminance": 0.13874
}

Semantic roles & 50–950 ramp

primary

#665FA9

secondary

#BFC2A2

accent

#C661BD

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0C12

muted

#7E7D81

Preview Lab

Preview with #665FA9

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

Preview Lab → · Contrast checker → · Palette generator →