#405FAD#405FAD

#405FAD is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.2% C 0.129 H 265.7°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#405FAD
RGB	rgb(64, 95, 173)
HSL	hsl(223, 46%, 46%)
HSV	hsv(223, 63%, 68%)
CMYK	cmyk(63%, 45.1%, 0%, 32.2%)
CIE-LAB	lab(41.67, 13.86, -45.19)
CIE-LCH	lch(41.67, 47.27, 287.05°)
OKLab	oklab(50.2% -0.0098 -0.129)
OKLCH	oklch(50.2% 0.129 265.7)
XYZ	xyz(13.7468, 12.2903, 41.1749)
Luminance	0.1229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405FAD #AD8E40

analogous

#4096AD #405FAD #5840AD

triadic

#405FAD #AD405F #5FAD40

tetradic

#405FAD #AD4096 #AD8E40 #40AD58

square

#405FAD #AD4096 #AD8E40 #40AD58

split-complementary

#405FAD #AD5840 #96AD40

monochromatic

#1F2E54 #2F4680 #405FAD #6480C6 #91A5D6

Accessibility & contrast

On white

6.07

#405FAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#405FAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405FAD

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405FAD	#FFFFFF	#000000	##FFFFFF
##405FAD	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A68B0

Deuteranopia (green-blind)

#295EAB

Tritanopia (blue-blind)

#00717D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #405fad;
/* rgb */ color: rgb(64, 95, 173);
/* oklch */ color: oklch(50.2% 0.129 265.7);

Tailwind

colors: {
  custom: {
    50: '#7f8cc6',
    500: '#405fad',
    950: '#000000',
  },
}

SCSS

$custom: #405fad;
$custom-light: #7f8cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#405fad",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 173
  },
  "hsl": {
    "h": 222.936,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.50199,
    "c": 0.12935,
    "h": 265.7
  },
  "luminance": 0.12292
}

Semantic roles & 50–950 ramp

primary

#405FAD

secondary

#C2B187

accent

#B052D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #405FAD

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

Preview Lab → · Contrast checker → · Palette generator →