#404056#404056

#404056 is a dark, muted blue. Relative luminance 0.054; OKLCH L 38.1% C 0.037 H 284.5°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#404056
RGB	rgb(64, 64, 86)
HSL	hsl(240, 15%, 29%)
HSV	hsv(240, 26%, 34%)
CMYK	cmyk(25.6%, 25.6%, 0%, 66.3%)
CIE-LAB	lab(27.92, 5.55, -13.14)
CIE-LCH	lch(27.92, 14.27, 292.90°)
OKLab	oklab(38.07% 0.0093 -0.0361)
OKLCH	oklch(38.07% 0.037 284.5)
XYZ	xyz(5.6270, 5.4286, 9.5536)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404056 #565640

analogous

#404B56 #404056 #4B4056

triadic

#404056 #564040 #405640

tetradic

#404056 #56404B #565640 #40564B

square

#404056 #56404B #565640 #40564B

split-complementary

#404056 #564B40 #4B5640

monochromatic

#0D0D12 #262633 #404056 #5A5A79 #77779A

Accessibility & contrast

On white

10.07

#404056 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#404056 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404056

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404056	#FFFFFF	#000000	##FFFFFF
##404056	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4357

Deuteranopia (green-blind)

#3A4155

Tritanopia (blue-blind)

#3B4448

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #404056;
/* rgb */ color: rgb(64, 64, 86);
/* oklch */ color: oklch(38.1% 0.037 284.5);

Tailwind

colors: {
  custom: {
    50: '#757485',
    500: '#404056',
    950: '#000000',
  },
}

SCSS

$custom: #404056;
$custom-light: #757485;
$custom-dark: #000000;

JSON

{
  "hex": "#404056",
  "rgb": {
    "r": 64,
    "g": 64,
    "b": 86
  },
  "hsl": {
    "h": 240,
    "s": 14.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38071,
    "c": 0.03731,
    "h": 284.5
  },
  "luminance": 0.05429
}

Semantic roles & 50–950 ramp

primary

#404056

secondary

#85856C

accent

#B770B7

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #404056

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

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