#404653#404653

#404653 is a dark, muted blue. Relative luminance 0.061; OKLCH L 39.4% C 0.023 H 265.7°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#404653
RGB	rgb(64, 70, 83)
HSL	hsl(221, 13%, 29%)
HSV	hsv(221, 23%, 33%)
CMYK	cmyk(22.9%, 15.7%, 0%, 67.5%)
CIE-LAB	lab(29.65, 0.82, -8.57)
CIE-LCH	lch(29.65, 8.61, 275.45°)
OKLab	oklab(39.38% -0.0017 -0.0233)
OKLCH	oklch(39.38% 0.023 265.7)
XYZ	xyz(5.8654, 6.0947, 9.0493)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404653 #534D40

analogous

#405053 #404653 #444053

triadic

#404653 #534046 #465340

tetradic

#404653 #534050 #534D40 #405344

square

#404653 #534050 #534D40 #405344

split-complementary

#404653 #534440 #505340

monochromatic

#0D0F11 #252930 #404653 #5B6376 #778196

Accessibility & contrast

On white

9.46

#404653 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#404653 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404653

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404653	#FFFFFF	#000000	##FFFFFF
##404653	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424754

Deuteranopia (green-blind)

#404553

Tritanopia (blue-blind)

#3B494A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #404653;
/* rgb */ color: rgb(64, 70, 83);
/* oklch */ color: oklch(39.4% 0.023 265.7);

Tailwind

colors: {
  custom: {
    50: '#757983',
    500: '#404653',
    950: '#000000',
  },
}

SCSS

$custom: #404653;
$custom-light: #757983;
$custom-dark: #000000;

JSON

{
  "hex": "#404653",
  "rgb": {
    "r": 64,
    "g": 70,
    "b": 83
  },
  "hsl": {
    "h": 221.053,
    "s": 12.925,
    "l": 28.824
  },
  "oklch": {
    "l": 0.39378,
    "c": 0.02342,
    "h": 265.7
  },
  "luminance": 0.06095
}

Semantic roles & 50–950 ramp

primary

#404653

secondary

#827B6D

accent

#A072B6

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #404653

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

Preview Lab → · Contrast checker → · Palette generator →