#646884#646884

#646884 is a mid, muted blue. Relative luminance 0.143; OKLCH L 52.4% C 0.044 H 278.4°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#646884
RGB	rgb(100, 104, 132)
HSL	hsl(233, 14%, 45%)
HSV	hsv(233, 24%, 52%)
CMYK	cmyk(24.2%, 21.2%, 0%, 48.2%)
CIE-LAB	lab(44.63, 5.04, -15.99)
CIE-LCH	lch(44.63, 16.77, 287.51°)
OKLab	oklab(52.45% 0.0065 -0.0438)
OKLCH	oklch(52.45% 0.044 278.4)
XYZ	xyz(14.3696, 14.2756, 23.8237)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646884 #848064

analogous

#647884 #646884 #706484

triadic

#646884 #846468 #688464

tetradic

#646884 #846478 #848064 #648470

square

#646884 #846478 #848064 #648470

split-complementary

#646884 #847064 #788464

monochromatic

#2F313E #4A4D61 #646884 #8487A2 #A6A9BC

Accessibility & contrast

On white

5.45

#646884 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#646884 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646884

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646884	#FFFFFF	#000000	##FFFFFF
##646884	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606B85

Deuteranopia (green-blind)

#5F6883

Tritanopia (blue-blind)

#5C6D71

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #646884;
/* rgb */ color: rgb(100, 104, 132);
/* oklch */ color: oklch(52.4% 0.044 278.4);

Tailwind

colors: {
  custom: {
    50: '#9093a7',
    500: '#646884',
    950: '#000000',
  },
}

SCSS

$custom: #646884;
$custom-light: #9093a7;
$custom-dark: #000000;

JSON

{
  "hex": "#646884",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 132
  },
  "hsl": {
    "h": 232.5,
    "s": 13.793,
    "l": 45.49
  },
  "oklch": {
    "l": 0.52447,
    "c": 0.0443,
    "h": 278.4
  },
  "luminance": 0.14276
}

Semantic roles & 50–950 ramp

primary

#646884

secondary

#ABA999

accent

#AE71B7

background

#F8F9FA

surface

#F0F1F4

border

#CBCBCE

text

#0C0D0F

muted

#7D7E7F

Preview Lab

Preview with #646884

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

Preview Lab → · Contrast checker → · Palette generator →