#405A8A#405A8A

#405A8A is a mid, moderate blue. Relative luminance 0.102; OKLCH L 46.9% C 0.084 H 262.0°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#405A8A
RGB	rgb(64, 90, 138)
HSL	hsl(219, 37%, 40%)
HSV	hsv(219, 54%, 54%)
CMYK	cmyk(53.6%, 34.8%, 0%, 45.9%)
CIE-LAB	lab(38.26, 4.92, -29.67)
CIE-LCH	lch(38.26, 30.08, 279.41°)
OKLab	oklab(46.93% -0.0118 -0.0836)
OKLCH	oklch(46.93% 0.084 262)
XYZ	xyz(10.3564, 10.2365, 25.4699)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405A8A #8A7040

analogous

#407F8A #405A8A #4B408A

triadic

#405A8A #8A405A #5A8A40

tetradic

#405A8A #8A407F #8A7040 #408A4B

square

#405A8A #8A407F #8A7040 #408A4B

split-complementary

#405A8A #8A4B40 #7F8A40

monochromatic

#192336 #2D3F60 #405A8A #5676B1 #8098C4

Accessibility & contrast

On white

6.89

#405A8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#405A8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405A8A

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405A8A	#FFFFFF	#000000	##FFFFFF
##405A8A	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475E8C

Deuteranopia (green-blind)

#3E5789

Tritanopia (blue-blind)

#1B646B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #405a8a;
/* rgb */ color: rgb(64, 90, 138);
/* oklch */ color: oklch(46.9% 0.084 262.0);

Tailwind

colors: {
  custom: {
    50: '#7a88ac',
    500: '#405a8a',
    950: '#000000',
  },
}

SCSS

$custom: #405a8a;
$custom-light: #7a88ac;
$custom-dark: #000000;

JSON

{
  "hex": "#405a8a",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 138
  },
  "hsl": {
    "h": 218.919,
    "s": 36.634,
    "l": 39.608
  },
  "oklch": {
    "l": 0.46927,
    "c": 0.08446,
    "h": 262
  },
  "luminance": 0.10237
}

Semantic roles & 50–950 ramp

primary

#405A8A

secondary

#AF9B77

accent

#A55BCD

background

#F7F8FA

surface

#EEEFF4

border

#C9CACE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #405A8A

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

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