#406CC5#406CC5

#406CC5 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.6% C 0.147 H 262.7°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#406CC5
RGB	rgb(64, 108, 197)
HSL	hsl(220, 53%, 51%)
HSV	hsv(220, 68%, 77%)
CMYK	cmyk(67.5%, 45.2%, 0%, 22.7%)
CIE-LAB	lab(46.77, 14.17, -51.00)
CIE-LCH	lch(46.77, 52.94, 285.52°)
OKLab	oklab(54.58% -0.0186 -0.1459)
OKLCH	oklch(54.58% 0.147 262.7)
XYZ	xyz(17.5514, 15.8446, 54.9458)
Luminance	0.1585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CC5 #C59940

analogous

#40AFC5 #406CC5 #5640C5

triadic

#406CC5 #C5406C #6CC540

tetradic

#406CC5 #C540AF #C59940 #40C556

square

#406CC5 #C540AF #C59940 #40C556

split-complementary

#406CC5 #C55640 #AFC540

monochromatic

#20396A #2F5299 #406CC5 #6F90D3 #9EB4E2

Accessibility & contrast

On white

5.04

#406CC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#406CC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CC5

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CC5	#FFFFFF	#000000	##FFFFFF
##406CC5	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4075C8

Deuteranopia (green-blind)

#2769C3

Tritanopia (blue-blind)

#00818F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406cc5;
/* rgb */ color: rgb(64, 108, 197);
/* oklch */ color: oklch(54.6% 0.147 262.7);

Tailwind

colors: {
  custom: {
    50: '#8395d7',
    500: '#406cc5',
    950: '#000000',
  },
}

SCSS

$custom: #406cc5;
$custom-light: #8395d7;
$custom-dark: #000000;

JSON

{
  "hex": "#406cc5",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 197
  },
  "hsl": {
    "h": 220.15,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.54582,
    "c": 0.14707,
    "h": 262.7
  },
  "luminance": 0.15846
}

Semantic roles & 50–950 ramp

primary

#406CC5

secondary

#CEBA93

accent

#AD4BDD

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406CC5

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

Preview Lab → · Contrast checker → · Palette generator →