#405AD2#405AD2

#405AD2 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.9% C 0.187 H 269.5°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#405AD2
RGB	rgb(64, 90, 210)
HSL	hsl(229, 62%, 54%)
HSV	hsv(229, 70%, 82%)
CMYK	cmyk(69.5%, 57.1%, 0%, 17.6%)
CIE-LAB	lab(42.84, 30.26, -64.82)
CIE-LCH	lch(42.84, 71.53, 295.03°)
OKLab	oklab(51.88% -0.0017 -0.1868)
OKLCH	oklch(51.88% 0.187 269.5)
XYZ	xyz(17.3994, 13.0537, 62.5629)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405AD2 #D2B840

analogous

#40A3D2 #405AD2 #6F40D2

triadic

#405AD2 #D2405A #5AD240

tetradic

#405AD2 #D240A3 #D2B840 #40D26F

square

#405AD2 #D240A3 #D2B840 #40D26F

split-complementary

#405AD2 #D26F40 #A3D240

monochromatic

#1D2E7B #2940AC #405AD2 #7285DE #A3B0E9

Accessibility & contrast

On white

5.82

#405AD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#405AD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405AD2

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405AD2	#FFFFFF	#000000	##FFFFFF
##405AD2	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD6

Deuteranopia (green-blind)

#005FD0

Tritanopia (blue-blind)

#00788D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #405ad2;
/* rgb */ color: rgb(64, 90, 210);
/* oklch */ color: oklch(51.9% 0.187 269.5);

Tailwind

colors: {
  custom: {
    50: '#8788e1',
    500: '#405ad2',
    950: '#000000',
  },
}

SCSS

$custom: #405ad2;
$custom-light: #8788e1;
$custom-dark: #000000;

JSON

{
  "hex": "#405ad2",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 210
  },
  "hsl": {
    "h": 229.315,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51884,
    "c": 0.18679,
    "h": 269.5
  },
  "luminance": 0.13055
}

Semantic roles & 50–950 ramp

primary

#405AD2

secondary

#D6CB98

accent

#C843E5

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #405AD2

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

Preview Lab → · Contrast checker → · Palette generator →