#405DAC#405DAC

#405DAC is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.7% C 0.130 H 266.5°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#405DAC
RGB	rgb(64, 93, 172)
HSL	hsl(224, 46%, 46%)
HSV	hsv(224, 63%, 67%)
CMYK	cmyk(62.8%, 45.9%, 0%, 32.5%)
CIE-LAB	lab(41.05, 14.79, -45.60)
CIE-LCH	lch(41.05, 47.94, 287.97°)
OKLab	oklab(49.7% -0.0079 -0.1302)
OKLCH	oklch(49.7% 0.13 266.5)
XYZ	xyz(13.4725, 11.8961, 40.6079)
Luminance	0.1190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DAC #AC8F40

analogous

#4093AC #405DAC #5940AC

triadic

#405DAC #AC405D #5DAC40

tetradic

#405DAC #AC4093 #AC8F40 #40AC59

square

#405DAC #AC4093 #AC8F40 #40AC59

split-complementary

#405DAC #AC5940 #93AC40

monochromatic

#1F2D53 #2F457F #405DAC #647EC5 #91A3D6

Accessibility & contrast

On white

6.21

#405DAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#405DAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DAC

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DAC	#FFFFFF	#000000	##FFFFFF
##405DAC	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3766AF

Deuteranopia (green-blind)

#265CAA

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #405dac;
/* rgb */ color: rgb(64, 93, 172);
/* oklch */ color: oklch(49.7% 0.130 266.5);

Tailwind

colors: {
  custom: {
    50: '#7f8ac5',
    500: '#405dac',
    950: '#000000',
  },
}

SCSS

$custom: #405dac;
$custom-light: #7f8ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#405dac",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 172
  },
  "hsl": {
    "h": 223.889,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.49702,
    "c": 0.13045,
    "h": 266.5
  },
  "luminance": 0.11897
}

Semantic roles & 50–950 ramp

primary

#405DAC

secondary

#C1B187

accent

#B252D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #405DAC

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

Preview Lab → · Contrast checker → · Palette generator →