#405183#405183

#405183 is a dark, moderate blue. Relative luminance 0.086; OKLCH L 44.5% C 0.085 H 268.6°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#405183
RGB	rgb(64, 81, 131)
HSL	hsl(225, 34%, 38%)
HSV	hsv(225, 51%, 51%)
CMYK	cmyk(51.1%, 38.2%, 0%, 48.6%)
CIE-LAB	lab(35.23, 8.36, -30.18)
CIE-LCH	lch(35.23, 31.31, 285.49°)
OKLab	oklab(44.45% -0.0021 -0.0852)
OKLCH	oklch(44.45% 0.085 268.6)
XYZ	xyz(9.1522, 8.6130, 22.6485)
Luminance	0.0861 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405183 #837240

analogous

#407283 #405183 #504083

triadic

#405183 #834051 #518340

tetradic

#405183 #834072 #837240 #408350

square

#405183 #834072 #837240 #408350

split-complementary

#405183 #835040 #728340

monochromatic

#181E31 #2C385A #405183 #546BAC #7E8EC0

Accessibility & contrast

On white

7.71

#405183 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#405183 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405183

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405183	#FFFFFF	#000000	##FFFFFF
##405183	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5685

Deuteranopia (green-blind)

#375082

Tritanopia (blue-blind)

#245C64

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #405183;
/* rgb */ color: rgb(64, 81, 131);
/* oklch */ color: oklch(44.5% 0.085 268.6);

Tailwind

colors: {
  custom: {
    50: '#7981a7',
    500: '#405183',
    950: '#000000',
  },
}

SCSS

$custom: #405183;
$custom-light: #7981a7;
$custom-dark: #000000;

JSON

{
  "hex": "#405183",
  "rgb": {
    "r": 64,
    "g": 81,
    "b": 131
  },
  "hsl": {
    "h": 224.776,
    "s": 34.359,
    "l": 38.235
  },
  "oklch": {
    "l": 0.44454,
    "c": 0.08519,
    "h": 268.6
  },
  "luminance": 0.08614
}

Semantic roles & 50–950 ramp

primary

#405183

secondary

#AA9D75

accent

#AF5DCA

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #405183

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

Preview Lab → · Contrast checker → · Palette generator →