#405DA4#405DA4

#405DA4 is a mid, moderate blue. Relative luminance 0.116; OKLCH L 49.2% C 0.119 H 265.5°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#405DA4
RGB	rgb(64, 93, 164)
HSL	hsl(223, 44%, 45%)
HSV	hsv(223, 61%, 64%)
CMYK	cmyk(61%, 43.3%, 0%, 35.7%)
CIE-LAB	lab(40.57, 11.97, -41.63)
CIE-LCH	lch(40.57, 43.32, 286.04°)
OKLab	oklab(49.18% -0.0093 -0.1186)
OKLCH	oklch(49.18% 0.119 265.5)
XYZ	xyz(12.7273, 11.5979, 36.6827)
Luminance	0.1160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DA4 #A48740

analogous

#408FA4 #405DA4 #5540A4

triadic

#405DA4 #A4405D #5DA440

tetradic

#405DA4 #A4408F #A48740 #40A455

square

#405DA4 #A4408F #A48740 #40A455

split-complementary

#405DA4 #A45540 #8FA440

monochromatic

#1E2B4C #2F4478 #405DA4 #607CC1 #8CA1D2

Accessibility & contrast

On white

6.33

#405DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#405DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DA4

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DA4	#FFFFFF	#000000	##FFFFFF
##405DA4	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D64A7

Deuteranopia (green-blind)

#2F5BA3

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405da4;
/* rgb */ color: rgb(64, 93, 164);
/* oklch */ color: oklch(49.2% 0.119 265.5);

Tailwind

colors: {
  custom: {
    50: '#7e8abf',
    500: '#405da4',
    950: '#000000',
  },
}

SCSS

$custom: #405da4;
$custom-light: #7e8abf;
$custom-dark: #000000;

JSON

{
  "hex": "#405da4",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 164
  },
  "hsl": {
    "h": 222.6,
    "s": 43.86,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49178,
    "c": 0.11892,
    "h": 265.5
  },
  "luminance": 0.11599
}

Semantic roles & 50–950 ramp

primary

#405DA4

secondary

#BDAC83

accent

#AF54D4

background

#F8F8FB

surface

#EFF0F7

border

#CACBD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405DA4

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

Preview Lab → · Contrast checker → · Palette generator →