#406CC6#406CC6

#406CC6 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.6% C 0.148 H 262.9°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#406CC6
RGB	rgb(64, 108, 198)
HSL	hsl(220, 54%, 51%)
HSV	hsv(220, 68%, 78%)
CMYK	cmyk(67.7%, 45.5%, 0%, 22.4%)
CIE-LAB	lab(46.83, 14.53, -51.48)
CIE-LCH	lch(46.83, 53.49, 285.76°)
OKLab	oklab(54.65% -0.0185 -0.1473)
OKLCH	oklch(54.65% 0.148 262.9)
XYZ	xyz(17.6664, 15.8906, 55.5513)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CC6 #C69A40

analogous

#40AFC6 #406CC6 #5740C6

triadic

#406CC6 #C6406C #6CC640

tetradic

#406CC6 #C640AF #C69A40 #40C657

square

#406CC6 #C640AF #C69A40 #40C657

split-complementary

#406CC6 #C65740 #AFC640

monochromatic

#20396C #2E529B #406CC6 #6F90D4 #9EB5E2

Accessibility & contrast

On white

5.03

#406CC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#406CC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CC6

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CC6	#FFFFFF	#000000	##FFFFFF
##406CC6	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F76C9

Deuteranopia (green-blind)

#2669C4

Tritanopia (blue-blind)

#00818F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406cc6;
/* rgb */ color: rgb(64, 108, 198);
/* oklch */ color: oklch(54.6% 0.148 262.9);

Tailwind

colors: {
  custom: {
    50: '#8395d8',
    500: '#406cc6',
    950: '#000000',
  },
}

SCSS

$custom: #406cc6;
$custom-light: #8395d8;
$custom-dark: #000000;

JSON

{
  "hex": "#406cc6",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 198
  },
  "hsl": {
    "h": 220.299,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.54648,
    "c": 0.14844,
    "h": 262.9
  },
  "luminance": 0.15892
}

Semantic roles & 50–950 ramp

primary

#406CC6

secondary

#CEBB93

accent

#AD4ADD

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406CC6

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

Preview Lab → · Contrast checker → · Palette generator →