#405AD6#405AD6

#405AD6 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.2% C 0.192 H 269.5°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#405AD6
RGB	rgb(64, 90, 214)
HSL	hsl(230, 65%, 55%)
HSV	hsv(230, 70%, 84%)
CMYK	cmyk(70.1%, 57.9%, 0%, 16.1%)
CIE-LAB	lab(43.15, 31.68, -66.62)
CIE-LCH	lch(43.15, 73.77, 295.43°)
OKLab	oklab(52.2% -0.0016 -0.1921)
OKLCH	oklch(52.2% 0.192 269.5)
XYZ	xyz(17.9040, 13.2556, 65.2203)
Luminance	0.1326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405AD6 #D6BC40

analogous

#40A5D6 #405AD6 #7140D6

triadic

#405AD6 #D6405A #5AD640

tetradic

#405AD6 #D640A5 #D6BC40 #40D671

square

#405AD6 #D640A5 #D6BC40 #40D671

split-complementary

#405AD6 #D67140 #A5D640

monochromatic

#1B2D80 #263FB2 #405AD6 #7286E1 #A5B1EC

Accessibility & contrast

On white

5.75

#405AD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#405AD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405AD6

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405AD6	#FFFFFF	#000000	##FFFFFF
##405AD6	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDA

Deuteranopia (green-blind)

#005FD4

Tritanopia (blue-blind)

#00798F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #405ad6;
/* rgb */ color: rgb(64, 90, 214);
/* oklch */ color: oklch(52.2% 0.192 269.5);

Tailwind

colors: {
  custom: {
    50: '#8788e4',
    500: '#405ad6',
    950: '#000000',
  },
}

SCSS

$custom: #405ad6;
$custom-light: #8788e4;
$custom-dark: #000000;

JSON

{
  "hex": "#405ad6",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 214
  },
  "hsl": {
    "h": 229.6,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52204,
    "c": 0.19208,
    "h": 269.5
  },
  "luminance": 0.13257
}

Semantic roles & 50–950 ramp

primary

#405AD6

secondary

#D9CE99

accent

#CB40E8

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #405AD6

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

Preview Lab → · Contrast checker → · Palette generator →