#404173#404173

#404173 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.9% C 0.083 H 281.1°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#404173
RGB	rgb(64, 65, 115)
HSL	hsl(239, 28%, 35%)
HSV	hsv(239, 44%, 45%)
CMYK	cmyk(44.3%, 43.5%, 0%, 54.9%)
CIE-LAB	lab(29.68, 13.65, -28.97)
CIE-LCH	lch(29.68, 32.03, 295.22°)
OKLab	oklab(39.91% 0.016 -0.0817)
OKLCH	oklch(39.91% 0.083 281.1)
XYZ	xyz(7.0983, 6.1081, 17.0213)
Luminance	0.0611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404173 #737240

analogous

#405A73 #404173 #594073

triadic

#404173 #734041 #417340

tetradic

#404173 #73405A #737240 #407359

square

#404173 #73405A #737240 #407359

split-complementary

#404173 #735940 #5A7340

monochromatic

#141524 #2A2B4C #404173 #56579A #797AB4

Accessibility & contrast

On white

9.45

#404173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#404173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404173

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404173	#FFFFFF	#000000	##FFFFFF
##404173	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4875

Deuteranopia (green-blind)

#2C4472

Tritanopia (blue-blind)

#304B54

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #404173;
/* rgb */ color: rgb(64, 65, 115);
/* oklch */ color: oklch(39.9% 0.083 281.1);

Tailwind

colors: {
  custom: {
    50: '#78759b',
    500: '#404173',
    950: '#000000',
  },
}

SCSS

$custom: #404173;
$custom-light: #78759b;
$custom-dark: #000000;

JSON

{
  "hex": "#404173",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 115
  },
  "hsl": {
    "h": 238.824,
    "s": 28.492,
    "l": 35.098
  },
  "oklch": {
    "l": 0.39907,
    "c": 0.08329,
    "h": 281.1
  },
  "luminance": 0.06108
}

Semantic roles & 50–950 ramp

primary

#404173

secondary

#9F9E70

accent

#C363C5

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#09080E

muted

#7B7B7E

Preview Lab

Preview with #404173

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

Preview Lab → · Contrast checker → · Palette generator →