#406FD2#406FD2

#406FD2 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.1% C 0.161 H 263.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#406FD2
RGB	rgb(64, 111, 210)
HSL	hsl(221, 62%, 54%)
HSV	hsv(221, 70%, 82%)
CMYK	cmyk(69.5%, 47.1%, 0%, 17.6%)
CIE-LAB	lab(48.40, 16.95, -55.84)
CIE-LCH	lch(48.40, 58.35, 286.89°)
OKLab	oklab(56.09% -0.0193 -0.16)
OKLCH	oklch(56.09% 0.161 263.1)
XYZ	xyz(19.4275, 17.1100, 63.2390)
Luminance	0.1711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FD2 #D2A340

analogous

#40B8D2 #406FD2 #5A40D2

triadic

#406FD2 #D2406F #6FD240

tetradic

#406FD2 #D240B8 #D2A340 #40D25A

square

#406FD2 #D240B8 #D2A340 #40D25A

split-complementary

#406FD2 #D25A40 #B8D240

monochromatic

#1D3B7B #2953AC #406FD2 #7294DE #A3BAE9

Accessibility & contrast

On white

4.75

#406FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#406FD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FD2

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FD2	#FFFFFF	#000000	##FFFFFF
##406FD2	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B7AD6

Deuteranopia (green-blind)

#176DD0

Tritanopia (blue-blind)

#008696

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #406fd2;
/* rgb */ color: rgb(64, 111, 210);
/* oklch */ color: oklch(56.1% 0.161 263.1);

Tailwind

colors: {
  custom: {
    50: '#8597e0',
    500: '#406fd2',
    950: '#000000',
  },
}

SCSS

$custom: #406fd2;
$custom-light: #8597e0;
$custom-dark: #000000;

JSON

{
  "hex": "#406fd2",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 210
  },
  "hsl": {
    "h": 220.685,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.56089,
    "c": 0.1612,
    "h": 263.1
  },
  "luminance": 0.17112
}

Semantic roles & 50–950 ramp

primary

#406FD2

secondary

#D6C298

accent

#B143E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406FD2

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

Preview Lab → · Contrast checker → · Palette generator →