#404E82#404E82

#404E82 is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.7% C 0.088 H 271.0°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#404E82
RGB	rgb(64, 78, 130)
HSL	hsl(227, 34%, 38%)
HSV	hsv(227, 51%, 51%)
CMYK	cmyk(50.8%, 40%, 0%, 49%)
CIE-LAB	lab(34.29, 9.99, -31.04)
CIE-LCH	lch(34.29, 32.60, 287.83°)
OKLab	oklab(43.72% 0.0016 -0.0877)
OKLCH	oklch(43.72% 0.088 271)
XYZ	xyz(8.8667, 8.1499, 22.2206)
Luminance	0.0815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404E82 #827440

analogous

#406F82 #404E82 #534082

triadic

#404E82 #82404E #4E8240

tetradic

#404E82 #82406F #827440 #408253

square

#404E82 #82406F #827440 #408253

split-complementary

#404E82 #825340 #6F8240

monochromatic

#181D30 #2C3559 #404E82 #5467AB #7D8BBF

Accessibility & contrast

On white

7.98

#404E82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#404E82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404E82

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404E82	#FFFFFF	#000000	##FFFFFF
##404E82	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A5484

Deuteranopia (green-blind)

#334E81

Tritanopia (blue-blind)

#255961

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #404e82;
/* rgb */ color: rgb(64, 78, 130);
/* oklch */ color: oklch(43.7% 0.088 271.0);

Tailwind

colors: {
  custom: {
    50: '#797fa6',
    500: '#404e82',
    950: '#000000',
  },
}

SCSS

$custom: #404e82;
$custom-light: #797fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#404e82",
  "rgb": {
    "r": 64,
    "g": 78,
    "b": 130
  },
  "hsl": {
    "h": 227.273,
    "s": 34.021,
    "l": 38.039
  },
  "oklch": {
    "l": 0.43716,
    "c": 0.0877,
    "h": 271
  },
  "luminance": 0.0815
}

Semantic roles & 50–950 ramp

primary

#404E82

secondary

#AA9E74

accent

#B35ECA

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #404E82

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

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