#406BD6#406BD6

#406BD6 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.5% C 0.171 H 264.9°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#406BD6
RGB	rgb(64, 107, 214)
HSL	hsl(223, 65%, 55%)
HSV	hsv(223, 70%, 84%)
CMYK	cmyk(70.1%, 50%, 0%, 16.1%)
CIE-LAB	lab(47.57, 20.91, -59.45)
CIE-LCH	lch(47.57, 63.02, 289.38°)
OKLab	oklab(55.54% -0.0153 -0.1707)
OKLCH	oklch(55.54% 0.171 264.9)
XYZ	xyz(19.5054, 16.4584, 65.7541)
Luminance	0.1646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BD6 #D6AB40

analogous

#40B6D6 #406BD6 #6040D6

triadic

#406BD6 #D6406B #6BD640

tetradic

#406BD6 #D640B6 #D6AB40 #40D660

square

#406BD6 #D640B6 #D6AB40 #40D660

split-complementary

#406BD6 #D66040 #B6D640

monochromatic

#1B3880 #264EB2 #406BD6 #7292E1 #A5B9EC

Accessibility & contrast

On white

4.89

#406BD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#406BD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BD6

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BD6	#FFFFFF	#000000	##FFFFFF
##406BD6	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C78DA

Deuteranopia (green-blind)

#006AD4

Tritanopia (blue-blind)

#008496

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406bd6;
/* rgb */ color: rgb(64, 107, 214);
/* oklch */ color: oklch(55.5% 0.171 264.9);

Tailwind

colors: {
  custom: {
    50: '#8694e3',
    500: '#406bd6',
    950: '#000000',
  },
}

SCSS

$custom: #406bd6;
$custom-light: #8694e3;
$custom-dark: #000000;

JSON

{
  "hex": "#406bd6",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 214
  },
  "hsl": {
    "h": 222.8,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.55539,
    "c": 0.17142,
    "h": 264.9
  },
  "luminance": 0.1646
}

Semantic roles & 50–950 ramp

primary

#406BD6

secondary

#D9C699

accent

#B840E8

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0D0D15

muted

#7D7E84

Preview Lab

Preview with #406BD6

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

Preview Lab → · Contrast checker → · Palette generator →