#405FBE#405FBE

#405FBE is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.153 H 267.2°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#405FBE
RGB	rgb(64, 95, 190)
HSL	hsl(225, 50%, 50%)
HSV	hsv(225, 66%, 75%)
CMYK	cmyk(66.3%, 50%, 0%, 25.5%)
CIE-LAB	lab(42.75, 19.93, -53.41)
CIE-LCH	lch(42.75, 57.01, 290.46°)
OKLab	oklab(51.37% -0.0074 -0.1532)
OKLCH	oklch(51.37% 0.153 267.2)
XYZ	xyz(15.4976, 12.9907, 50.3959)
Luminance	0.1299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405FBE #BE9F40

analogous

#409EBE #405FBE #6040BE

triadic

#405FBE #BE405F #5FBE40

tetradic

#405FBE #BE409E #BE9F40 #40BE60

square

#405FBE #BE409E #BE9F40 #40BE60

split-complementary

#405FBE #BE6040 #9EBE40

monochromatic

#213162 #314890 #405FBE #6D85CE #9BABDD

Accessibility & contrast

On white

5.84

#405FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#405FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405FBE

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405FBE	#FFFFFF	#000000	##FFFFFF
##405FBE	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC1

Deuteranopia (green-blind)

#0060BC

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #405fbe;
/* rgb */ color: rgb(64, 95, 190);
/* oklch */ color: oklch(51.4% 0.153 267.2);

Tailwind

colors: {
  custom: {
    50: '#828bd2',
    500: '#405fbe',
    950: '#000000',
  },
}

SCSS

$custom: #405fbe;
$custom-light: #828bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#405fbe",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 190
  },
  "hsl": {
    "h": 225.238,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.51366,
    "c": 0.15335,
    "h": 267.2
  },
  "luminance": 0.12992
}

Semantic roles & 50–950 ramp

primary

#405FBE

secondary

#C9BB90

accent

#B74FD9

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #405FBE

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

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