#404356#404356

#404356 is a dark, muted blue. Relative luminance 0.058; OKLCH L 38.8% C 0.032 H 277.8°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#404356
RGB	rgb(64, 67, 86)
HSL	hsl(232, 15%, 29%)
HSV	hsv(232, 26%, 34%)
CMYK	cmyk(25.6%, 22.1%, 0%, 66.3%)
CIE-LAB	lab(28.84, 3.58, -11.74)
CIE-LCH	lch(28.84, 12.27, 286.96°)
OKLab	oklab(38.78% 0.0044 -0.0322)
OKLCH	oklch(38.78% 0.032 277.8)
XYZ	xyz(5.8008, 5.7761, 9.6116)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404356 #565340

analogous

#404E56 #404356 #484056

triadic

#404356 #564043 #435640

tetradic

#404356 #56404E #565340 #405648

square

#404356 #56404E #565340 #405648

split-complementary

#404356 #564840 #4E5640

monochromatic

#0D0E12 #262833 #404356 #5A5E79 #777C9A

Accessibility & contrast

On white

9.74

#404356 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#404356 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404356

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404356	#FFFFFF	#000000	##FFFFFF
##404356	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4557

Deuteranopia (green-blind)

#3D4356

Tritanopia (blue-blind)

#3B4649

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #404356;
/* rgb */ color: rgb(64, 67, 86);
/* oklch */ color: oklch(38.8% 0.032 277.8);

Tailwind

colors: {
  custom: {
    50: '#757785',
    500: '#404356',
    950: '#000000',
  },
}

SCSS

$custom: #404356;
$custom-light: #757785;
$custom-dark: #000000;

JSON

{
  "hex": "#404356",
  "rgb": {
    "r": 64,
    "g": 67,
    "b": 86
  },
  "hsl": {
    "h": 231.818,
    "s": 14.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38785,
    "c": 0.03248,
    "h": 277.8
  },
  "luminance": 0.05776
}

Semantic roles & 50–950 ramp

primary

#404356

secondary

#85826C

accent

#AE70B7

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #404356

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

Preview Lab → · Contrast checker → · Palette generator →