#404458#404458

#404458 is a dark, muted blue. Relative luminance 0.059; OKLCH L 39.1% C 0.034 H 275.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#404458
RGB	rgb(64, 68, 88)
HSL	hsl(230, 16%, 30%)
HSV	hsv(230, 27%, 35%)
CMYK	cmyk(27.3%, 22.7%, 0%, 65.5%)
CIE-LAB	lab(29.23, 3.48, -12.44)
CIE-LCH	lch(29.23, 12.91, 285.65°)
OKLab	oklab(39.12% 0.0035 -0.0341)
OKLCH	oklch(39.12% 0.034 275.9)
XYZ	xyz(5.9425, 5.9287, 10.0619)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404458 #585440

analogous

#405058 #404458 #484058

triadic

#404458 #584044 #445840

tetradic

#404458 #584050 #585440 #405848

square

#404458 #584050 #585440 #405848

split-complementary

#404458 #584840 #505840

monochromatic

#0D0E12 #262935 #404458 #5A5F7B #777D9C

Accessibility & contrast

On white

9.61

#404458 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#404458 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404458

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404458	#FFFFFF	#000000	##FFFFFF
##404458	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4659

Deuteranopia (green-blind)

#3D4457

Tritanopia (blue-blind)

#3A484B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #404458;
/* rgb */ color: rgb(64, 68, 88);
/* oklch */ color: oklch(39.1% 0.034 275.9);

Tailwind

colors: {
  custom: {
    50: '#757787',
    500: '#404458',
    950: '#000000',
  },
}

SCSS

$custom: #404458;
$custom-light: #757787;
$custom-dark: #000000;

JSON

{
  "hex": "#404458",
  "rgb": {
    "r": 64,
    "g": 68,
    "b": 88
  },
  "hsl": {
    "h": 230,
    "s": 15.789,
    "l": 29.804
  },
  "oklch": {
    "l": 0.39118,
    "c": 0.03432,
    "h": 275.9
  },
  "luminance": 0.05929
}

Semantic roles & 50–950 ramp

primary

#404458

secondary

#87836C

accent

#AC6FB9

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #404458

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

Preview Lab → · Contrast checker → · Palette generator →