#646682#646682

#646682 is a mid, muted blue. Relative luminance 0.138; OKLCH L 51.9% C 0.044 H 281.5°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#646682
RGB	rgb(100, 102, 130)
HSL	hsl(236, 13%, 45%)
HSV	hsv(236, 23%, 51%)
CMYK	cmyk(23.1%, 21.5%, 0%, 49%)
CIE-LAB	lab(43.98, 5.75, -15.77)
CIE-LCH	lch(43.98, 16.79, 290.03°)
OKLab	oklab(51.92% 0.0088 -0.0432)
OKLCH	oklch(51.92% 0.044 281.5)
XYZ	xyz(14.0352, 13.8235, 23.0435)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646682 #828064

analogous

#647582 #646682 #716482

triadic

#646682 #826466 #668264

tetradic

#646682 #826475 #828064 #648271

square

#646682 #826475 #828064 #648271

split-complementary

#646682 #827164 #758264

monochromatic

#2F303D #494B5F #646682 #8385A0 #A6A7BA

Accessibility & contrast

On white

5.58

#646682 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#646682 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646682

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646682	#FFFFFF	#000000	##FFFFFF
##646682	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F6983

Deuteranopia (green-blind)

#5D6781

Tritanopia (blue-blind)

#5D6B6F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #646682;
/* rgb */ color: rgb(100, 102, 130);
/* oklch */ color: oklch(51.9% 0.044 281.5);

Tailwind

colors: {
  custom: {
    50: '#9091a6',
    500: '#646682',
    950: '#000000',
  },
}

SCSS

$custom: #646682;
$custom-light: #9091a6;
$custom-dark: #000000;

JSON

{
  "hex": "#646682",
  "rgb": {
    "r": 100,
    "g": 102,
    "b": 130
  },
  "hsl": {
    "h": 236,
    "s": 13.043,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51917,
    "c": 0.04411,
    "h": 281.5
  },
  "luminance": 0.13824
}

Semantic roles & 50–950 ramp

primary

#646682

secondary

#A9A898

accent

#B172B6

background

#F8F8FA

surface

#F0F0F4

border

#CBCBCE

text

#0C0C0F

muted

#7D7D7F

Preview Lab

Preview with #646682

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

Preview Lab → · Contrast checker → · Palette generator →