#404371#404371

#404371 is a dark, moderate blue. Relative luminance 0.063; OKLCH L 40.2% C 0.077 H 279.5°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#404371
RGB	rgb(64, 67, 113)
HSL	hsl(236, 28%, 35%)
HSV	hsv(236, 43%, 44%)
CMYK	cmyk(43.4%, 40.7%, 0%, 55.7%)
CIE-LAB	lab(30.15, 11.68, -26.98)
CIE-LCH	lch(30.15, 29.40, 293.40°)
OKLab	oklab(40.23% 0.0127 -0.0759)
OKLCH	oklch(40.23% 0.077 279.5)
XYZ	xyz(7.1013, 6.2962, 16.4607)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404371 #716E40

analogous

#405B71 #404371 #564071

triadic

#404371 #714043 #437140

tetradic

#404371 #71405B #716E40 #407156

square

#404371 #71405B #716E40 #407156

split-complementary

#404371 #715640 #5B7140

monochromatic

#141523 #2A2C4A #404371 #565A98 #797CB3

Accessibility & contrast

On white

9.29

#404371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#404371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404371

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404371	#FFFFFF	#000000	##FFFFFF
##404371	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334973

Deuteranopia (green-blind)

#304570

Tritanopia (blue-blind)

#314C54

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #404371;
/* rgb */ color: rgb(64, 67, 113);
/* oklch */ color: oklch(40.2% 0.077 279.5);

Tailwind

colors: {
  custom: {
    50: '#77779a',
    500: '#404371',
    950: '#000000',
  },
}

SCSS

$custom: #404371;
$custom-light: #77779a;
$custom-dark: #000000;

JSON

{
  "hex": "#404371",
  "rgb": {
    "r": 64,
    "g": 67,
    "b": 113
  },
  "hsl": {
    "h": 236.327,
    "s": 27.684,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40225,
    "c": 0.07697,
    "h": 279.5
  },
  "luminance": 0.06297
}

Semantic roles & 50–950 ramp

primary

#404371

secondary

#9E9B6F

accent

#BE64C4

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#09080E

muted

#7B7B7E

Preview Lab

Preview with #404371

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

Preview Lab → · Contrast checker → · Palette generator →