#405BAE#405BAE

#405BAE is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.4% C 0.136 H 267.7°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#405BAE
RGB	rgb(64, 91, 174)
HSL	hsl(225, 46%, 47%)
HSV	hsv(225, 63%, 68%)
CMYK	cmyk(63.2%, 47.7%, 0%, 31.8%)
CIE-LAB	lab(40.62, 16.79, -47.47)
CIE-LCH	lch(40.62, 50.36, 289.48°)
OKLab	oklab(49.41% -0.0055 -0.1357)
OKLCH	oklch(49.41% 0.136 267.7)
XYZ	xyz(13.4928, 11.6270, 41.5694)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405BAE #AE9340

analogous

#4092AE #405BAE #5C40AE

triadic

#405BAE #AE405B #5BAE40

tetradic

#405BAE #AE4092 #AE9340 #40AE5C

square

#405BAE #AE4092 #AE9340 #40AE5C

split-complementary

#405BAE #AE5C40 #92AE40

monochromatic

#1F2C55 #304481 #405BAE #657DC6 #92A3D7

Accessibility & contrast

On white

6.31

#405BAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#405BAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405BAE

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405BAE	#FFFFFF	#000000	##FFFFFF
##405BAE	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3165B1

Deuteranopia (green-blind)

#1D5BAC

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405bae;
/* rgb */ color: rgb(64, 91, 174);
/* oklch */ color: oklch(49.4% 0.136 267.7);

Tailwind

colors: {
  custom: {
    50: '#8089c7',
    500: '#405bae',
    950: '#000000',
  },
}

SCSS

$custom: #405bae;
$custom-light: #8089c7;
$custom-dark: #000000;

JSON

{
  "hex": "#405bae",
  "rgb": {
    "r": 64,
    "g": 91,
    "b": 174
  },
  "hsl": {
    "h": 225.273,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.49411,
    "c": 0.13586,
    "h": 267.7
  },
  "luminance": 0.11628
}

Semantic roles & 50–950 ramp

primary

#405BAE

secondary

#C2B488

accent

#B552D6

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #405BAE

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

Preview Lab → · Contrast checker → · Palette generator →