#665DAE#665DAE

#665DAE is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.5% C 0.124 H 286.4°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#665DAE
RGB	rgb(102, 93, 174)
HSL	hsl(247, 33%, 52%)
HSV	hsv(247, 47%, 68%)
CMYK	cmyk(41.4%, 46.6%, 0%, 31.8%)
CIE-LAB	lab(43.81, 24.08, -42.21)
CIE-LCH	lch(43.81, 48.60, 299.70°)
OKLab	oklab(52.52% 0.0351 -0.1194)
OKLCH	oklch(52.52% 0.124 286.4)
XYZ	xyz(17.0317, 13.7089, 41.7849)
Luminance	0.1371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665DAE #A5AE5D

analogous

#5D7CAE #665DAE #8F5DAE

triadic

#665DAE #AE665D #5DAE66

tetradic

#665DAE #AE5D7C #A5AE5D #5DAE8F

square

#665DAE #AE5D7C #A5AE5D #5DAE8F

split-complementary

#665DAE #AE8F5D #7CAE5D

monochromatic

#363060 #4C4589 #665DAE #8D86C2 #B3AFD7

Accessibility & contrast

On white

5.61

#665DAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#665DAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665DAE

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665DAE	#FFFFFF	#000000	##FFFFFF
##665DAE	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6AB1

Deuteranopia (green-blind)

#3D65AC

Tritanopia (blue-blind)

#516D7D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #665dae;
/* rgb */ color: rgb(102, 93, 174);
/* oklch */ color: oklch(52.5% 0.124 286.4);

Tailwind

colors: {
  custom: {
    50: '#958bc6',
    500: '#665dae',
    950: '#000000',
  },
}

SCSS

$custom: #665dae;
$custom-light: #958bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#665dae",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 174
  },
  "hsl": {
    "h": 246.667,
    "s": 33.333,
    "l": 52.353
  },
  "oklch": {
    "l": 0.52518,
    "c": 0.12442,
    "h": 286.4
  },
  "luminance": 0.13709
}

Semantic roles & 50–950 ramp

primary

#665DAE

secondary

#C1C5A2

accent

#C95EBE

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #665DAE

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

Preview Lab → · Contrast checker → · Palette generator →