#404456#404456

#404456 is a dark, muted blue. Relative luminance 0.059; OKLCH L 39.0% C 0.031 H 275.1°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#404456
RGB	rgb(64, 68, 86)
HSL	hsl(229, 15%, 29%)
HSV	hsv(229, 26%, 34%)
CMYK	cmyk(25.6%, 20.9%, 0%, 66.3%)
CIE-LAB	lab(29.15, 2.93, -11.27)
CIE-LCH	lch(29.15, 11.64, 284.57°)
OKLab	oklab(39.03% 0.0028 -0.0309)
OKLCH	oklch(39.03% 0.031 275.1)
XYZ	xyz(5.8608, 5.8960, 9.6315)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404456 #565240

analogous

#404F56 #404456 #474056

triadic

#404456 #564044 #445640

tetradic

#404456 #56404F #565240 #405647

square

#404456 #56404F #565240 #405647

split-complementary

#404456 #564740 #4F5640

monochromatic

#0D0E12 #262833 #404456 #5A6079 #777D9A

Accessibility & contrast

On white

9.64

#404456 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#404456 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404456

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404456	#FFFFFF	#000000	##FFFFFF
##404456	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4657

Deuteranopia (green-blind)

#3D4456

Tritanopia (blue-blind)

#3B474A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #404456;
/* rgb */ color: rgb(64, 68, 86);
/* oklch */ color: oklch(39.0% 0.031 275.1);

Tailwind

colors: {
  custom: {
    50: '#757785',
    500: '#404456',
    950: '#000000',
  },
}

SCSS

$custom: #404456;
$custom-light: #757785;
$custom-dark: #000000;

JSON

{
  "hex": "#404456",
  "rgb": {
    "r": 64,
    "g": 68,
    "b": 86
  },
  "hsl": {
    "h": 229.091,
    "s": 14.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39025,
    "c": 0.03099,
    "h": 275.1
  },
  "luminance": 0.05896
}

Semantic roles & 50–950 ramp

primary

#404456

secondary

#85816C

accent

#AB70B7

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #404456

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

Preview Lab → · Contrast checker → · Palette generator →