#406CC4#406CC4

#406CC4 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.5% C 0.146 H 262.6°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#406CC4
RGB	rgb(64, 108, 196)
HSL	hsl(220, 53%, 51%)
HSV	hsv(220, 67%, 77%)
CMYK	cmyk(67.3%, 44.9%, 0%, 23.1%)
CIE-LAB	lab(46.71, 13.81, -50.53)
CIE-LCH	lch(46.71, 52.38, 285.28°)
OKLab	oklab(54.52% -0.0188 -0.1445)
OKLCH	oklch(54.52% 0.146 262.6)
XYZ	xyz(17.4372, 15.7989, 54.3444)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CC4 #C49840

analogous

#40AEC4 #406CC4 #5640C4

triadic

#406CC4 #C4406C #6CC440

tetradic

#406CC4 #C440AE #C49840 #40C456

square

#406CC4 #C440AE #C49840 #40C456

split-complementary

#406CC4 #C45640 #AEC440

monochromatic

#203969 #2F5298 #406CC4 #6F90D2 #9EB4E1

Accessibility & contrast

On white

5.05

#406CC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#406CC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CC4

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CC4	#FFFFFF	#000000	##FFFFFF
##406CC4	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4175C7

Deuteranopia (green-blind)

#2969C2

Tritanopia (blue-blind)

#00808E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406cc4;
/* rgb */ color: rgb(64, 108, 196);
/* oklch */ color: oklch(54.5% 0.146 262.6);

Tailwind

colors: {
  custom: {
    50: '#8395d6',
    500: '#406cc4',
    950: '#000000',
  },
}

SCSS

$custom: #406cc4;
$custom-light: #8395d6;
$custom-dark: #000000;

JSON

{
  "hex": "#406cc4",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 196
  },
  "hsl": {
    "h": 220,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.54516,
    "c": 0.14569,
    "h": 262.6
  },
  "luminance": 0.15801
}

Semantic roles & 50–950 ramp

primary

#406CC4

secondary

#CDBA93

accent

#AC4CDC

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406CC4

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

Preview Lab → · Contrast checker → · Palette generator →