#646480#646480

#646480 is a mid, muted blue. Relative luminance 0.134; OKLCH L 51.4% C 0.044 H 284.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#646480
RGB	rgb(100, 100, 128)
HSL	hsl(240, 12%, 45%)
HSV	hsv(240, 22%, 50%)
CMYK	cmyk(21.9%, 21.9%, 0%, 49.8%)
CIE-LAB	lab(43.33, 6.46, -15.55)
CIE-LCH	lch(43.33, 16.84, 292.56°)
OKLab	oklab(51.39% 0.0112 -0.0426)
OKLCH	oklch(51.39% 0.044 284.7)
XYZ	xyz(13.7080, 13.3820, 22.2787)
Luminance	0.1338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646480 #808064

analogous

#647280 #646480 #726480

triadic

#646480 #806464 #648064

tetradic

#646480 #806472 #808064 #648072

square

#646480 #806472 #808064 #648072

split-complementary

#646480 #807264 #728064

monochromatic

#2E2E3B #49495E #646480 #83839E #A5A5B9

Accessibility & contrast

On white

5.71

#646480 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#646480 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646480

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646480	#FFFFFF	#000000	##FFFFFF
##646480	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6781

Deuteranopia (green-blind)

#5C667F

Tritanopia (blue-blind)

#5E696D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #646480;
/* rgb */ color: rgb(100, 100, 128);
/* oklch */ color: oklch(51.4% 0.044 284.7);

Tailwind

colors: {
  custom: {
    50: '#9090a5',
    500: '#646480',
    950: '#000000',
  },
}

SCSS

$custom: #646480;
$custom-light: #9090a5;
$custom-dark: #000000;

JSON

{
  "hex": "#646480",
  "rgb": {
    "r": 100,
    "g": 100,
    "b": 128
  },
  "hsl": {
    "h": 240,
    "s": 12.281,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51389,
    "c": 0.04403,
    "h": 284.7
  },
  "luminance": 0.13382
}

Semantic roles & 50–950 ramp

primary

#646480

secondary

#A8A898

accent

#B573B5

background

#F8F8FA

surface

#F0F0F4

border

#CBCBCE

text

#0C0C0F

muted

#7D7D7F

Preview Lab

Preview with #646480

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

Preview Lab → · Contrast checker → · Palette generator →