#406BC5#406BC5

#406BC5 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.4% C 0.148 H 263.1°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#406BC5
RGB	rgb(64, 107, 197)
HSL	hsl(221, 53%, 51%)
HSV	hsv(221, 68%, 77%)
CMYK	cmyk(67.5%, 45.7%, 0%, 22.7%)
CIE-LAB	lab(46.49, 14.80, -51.45)
CIE-LCH	lch(46.49, 53.54, 286.05°)
OKLab	oklab(54.37% -0.0177 -0.1472)
OKLCH	oklch(54.37% 0.148 263.1)
XYZ	xyz(17.4465, 15.6349, 54.9109)
Luminance	0.1564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BC5 #C59A40

analogous

#40ADC5 #406BC5 #5740C5

triadic

#406BC5 #C5406B #6BC540

tetradic

#406BC5 #C540AD #C59A40 #40C557

square

#406BC5 #C540AD #C59A40 #40C557

split-complementary

#406BC5 #C55740 #ADC540

monochromatic

#20386A #2F5199 #406BC5 #6F8FD3 #9EB4E2

Accessibility & contrast

On white

5.09

#406BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#406BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BC5

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BC5	#FFFFFF	#000000	##FFFFFF
##406BC5	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E75C8

Deuteranopia (green-blind)

#2568C3

Tritanopia (blue-blind)

#00808E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #406bc5;
/* rgb */ color: rgb(64, 107, 197);
/* oklch */ color: oklch(54.4% 0.148 263.1);

Tailwind

colors: {
  custom: {
    50: '#8394d7',
    500: '#406bc5',
    950: '#000000',
  },
}

SCSS

$custom: #406bc5;
$custom-light: #8394d7;
$custom-dark: #000000;

JSON

{
  "hex": "#406bc5",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 197
  },
  "hsl": {
    "h": 220.602,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.54368,
    "c": 0.14827,
    "h": 263.1
  },
  "luminance": 0.15637
}

Semantic roles & 50–950 ramp

primary

#406BC5

secondary

#CEBB93

accent

#AE4BDD

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406BC5

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

Preview Lab → · Contrast checker → · Palette generator →