#406AC7#406AC7

#406AC7 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.3% C 0.152 H 263.8°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#406AC7
RGB	rgb(64, 106, 199)
HSL	hsl(221, 55%, 52%)
HSV	hsv(221, 68%, 78%)
CMYK	cmyk(67.8%, 46.7%, 0%, 22%)
CIE-LAB	lab(46.34, 16.15, -52.85)
CIE-LCH	lch(46.34, 55.26, 286.99°)
OKLab	oklab(54.29% -0.0164 -0.1513)
OKLCH	oklch(54.29% 0.152 263.8)
XYZ	xyz(17.5736, 15.5198, 56.0912)
Luminance	0.1552 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406AC7 #C79D40

analogous

#40AEC7 #406AC7 #5A40C7

triadic

#406AC7 #C7406A #6AC740

tetradic

#406AC7 #C740AE #C79D40 #40C75A

square

#406AC7 #C740AE #C79D40 #40C75A

split-complementary

#406AC7 #C75A40 #AEC740

monochromatic

#20386D #2E509C #406AC7 #6F8FD5 #9FB4E3

Accessibility & contrast

On white

5.12

#406AC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#406AC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406AC7

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406AC7	#FFFFFF	#000000	##FFFFFF
##406AC7	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A74CA

Deuteranopia (green-blind)

#1E68C5

Tritanopia (blue-blind)

#00808F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #406ac7;
/* rgb */ color: rgb(64, 106, 199);
/* oklch */ color: oklch(54.3% 0.152 263.8);

Tailwind

colors: {
  custom: {
    50: '#8494d8',
    500: '#406ac7',
    950: '#000000',
  },
}

SCSS

$custom: #406ac7;
$custom-light: #8494d8;
$custom-dark: #000000;

JSON

{
  "hex": "#406ac7",
  "rgb": {
    "r": 64,
    "g": 106,
    "b": 199
  },
  "hsl": {
    "h": 221.333,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.5429,
    "c": 0.15222,
    "h": 263.8
  },
  "luminance": 0.15522
}

Semantic roles & 50–950 ramp

primary

#406AC7

secondary

#CFBD94

accent

#B04ADE

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406AC7

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

Preview Lab → · Contrast checker → · Palette generator →