#665DA2#665DA2

#665DA2 is a mid, moderate blue. Relative luminance 0.133; OKLCH L 51.8% C 0.107 H 288.0°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#665DA2
RGB	rgb(102, 93, 162)
HSL	hsl(248, 27%, 50%)
HSV	hsv(248, 43%, 64%)
CMYK	cmyk(37%, 42.6%, 0%, 36.5%)
CIE-LAB	lab(43.15, 20.60, -36.17)
CIE-LCH	lch(43.15, 41.63, 299.66°)
OKLab	oklab(51.81% 0.0332 -0.1017)
OKLCH	oklch(51.81% 0.107 288)
XYZ	xyz(15.9137, 13.2617, 35.8967)
Luminance	0.1326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DA2 #99A25D

analogous

#5D77A2 #665DA2 #885DA2

triadic

#665DA2 #A2665D #5DA266

tetradic

#665DA2 #A25D77 #99A25D #5DA288

square

#665DA2 #A25D77 #99A25D #5DA288

split-complementary

#665DA2 #A2885D #77A25D

monochromatic

#353054 #4E477B #665DA2 #8B84B8 #AFABCF

Accessibility & contrast

On white

5.75

#665DA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#665DA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DA2

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DA2	#FFFFFF	#000000	##FFFFFF
##665DA2	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4668A5

Deuteranopia (green-blind)

#4664A0

Tritanopia (blue-blind)

#566A77

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #665da2;
/* rgb */ color: rgb(102, 93, 162);
/* oklch */ color: oklch(51.8% 0.107 288.0);

Tailwind

colors: {
  custom: {
    50: '#948bbe',
    500: '#665da2',
    950: '#000000',
  },
}

SCSS

$custom: #665da2;
$custom-light: #948bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#665da2",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 162
  },
  "hsl": {
    "h": 247.826,
    "s": 27.059,
    "l": 50
  },
  "oklch": {
    "l": 0.51806,
    "c": 0.10699,
    "h": 288
  },
  "luminance": 0.13262
}

Semantic roles & 50–950 ramp

primary

#665DA2

secondary

#B9BD9E

accent

#C364B7

background

#F9F8FB

surface

#F2F0F7

border

#CCCBD0

text

#0D0C12

muted

#7E7D81

Preview Lab

Preview with #665DA2

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

Preview Lab → · Contrast checker → · Palette generator →