#66619C#66619C

#66619C is a mid, moderate blue. Relative luminance 0.138; OKLCH L 52.3% C 0.092 H 286.6°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#66619C
RGB	rgb(102, 97, 156)
HSL	hsl(245, 23%, 50%)
HSV	hsv(245, 38%, 61%)
CMYK	cmyk(34.6%, 37.8%, 0%, 38.8%)
CIE-LAB	lab(43.91, 16.43, -31.43)
CIE-LCH	lch(43.91, 35.46, 297.60°)
OKLab	oklab(52.28% 0.0263 -0.0879)
OKLCH	oklch(52.28% 0.092 286.6)
XYZ	xyz(15.7533, 13.7740, 33.2747)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66619C #979C61

analogous

#617A9C #66619C #84619C

triadic

#66619C #9C6661 #619C66

tetradic

#66619C #9C617A #979C61 #619C84

square

#66619C #9C617A #979C61 #619C84

split-complementary

#66619C #9C8461 #7A9C61

monochromatic

#353251 #4D4A76 #66619C #8A86B4 #AFACCB

Accessibility & contrast

On white

5.59

#66619C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#66619C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66619C

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66619C	#FFFFFF	#000000	##FFFFFF
##66619C	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F699E

Deuteranopia (green-blind)

#4E669B

Tritanopia (blue-blind)

#586C77

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #66619c;
/* rgb */ color: rgb(102, 97, 156);
/* oklch */ color: oklch(52.3% 0.092 286.6);

Tailwind

colors: {
  custom: {
    50: '#938db9',
    500: '#66619c',
    950: '#000000',
  },
}

SCSS

$custom: #66619c;
$custom-light: #938db9;
$custom-dark: #000000;

JSON

{
  "hex": "#66619c",
  "rgb": {
    "r": 102,
    "g": 97,
    "b": 156
  },
  "hsl": {
    "h": 245.085,
    "s": 23.32,
    "l": 49.608
  },
  "oklch": {
    "l": 0.5228,
    "c": 0.09178,
    "h": 286.6
  },
  "luminance": 0.13774
}

Semantic roles & 50–950 ramp

primary

#66619C

secondary

#B8BA9F

accent

#C068B8

background

#F9F8FB

surface

#F1F0F6

border

#CBCBD0

text

#0D0C11

muted

#7E7D80

Preview Lab

Preview with #66619C

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

Preview Lab → · Contrast checker → · Palette generator →