#404064#404064

#404064 is a dark, moderate blue. Relative luminance 0.057; OKLCH L 38.8% C 0.061 H 283.2°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#404064
RGB	rgb(64, 64, 100)
HSL	hsl(240, 22%, 32%)
HSV	hsv(240, 36%, 39%)
CMYK	cmyk(36%, 36%, 0%, 60.8%)
CIE-LAB	lab(28.58, 9.62, -21.16)
CIE-LCH	lch(28.58, 23.25, 294.45°)
OKLab	oklab(38.8% 0.0139 -0.059)
OKLCH	oklch(38.8% 0.061 283.2)
XYZ	xyz(6.2474, 5.6767, 12.8207)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404064 #646440

analogous

#405264 #404064 #524064

triadic

#404064 #644040 #406440

tetradic

#404064 #644052 #646440 #406452

square

#404064 #644052 #646440 #406452

split-complementary

#404064 #645240 #526440

monochromatic

#101019 #28283F #404064 #585889 #7777A8

Accessibility & contrast

On white

9.83

#404064 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#404064 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404064

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404064	#FFFFFF	#000000	##FFFFFF
##404064	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354565

Deuteranopia (green-blind)

#344263

Tritanopia (blue-blind)

#37474D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #404064;
/* rgb */ color: rgb(64, 64, 100);
/* oklch */ color: oklch(38.8% 0.061 283.2);

Tailwind

colors: {
  custom: {
    50: '#767490',
    500: '#404064',
    950: '#000000',
  },
}

SCSS

$custom: #404064;
$custom-light: #767490;
$custom-dark: #000000;

JSON

{
  "hex": "#404064",
  "rgb": {
    "r": 64,
    "g": 64,
    "b": 100
  },
  "hsl": {
    "h": 240,
    "s": 21.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38798,
    "c": 0.06065,
    "h": 283.2
  },
  "luminance": 0.05677
}

Semantic roles & 50–950 ramp

primary

#404064

secondary

#93936C

accent

#BE69BE

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08080C

muted

#7B7B7D

Preview Lab

Preview with #404064

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

Preview Lab → · Contrast checker → · Palette generator →