#406EC8#406EC8

#406EC8 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.2% C 0.149 H 262.3°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#406EC8
RGB	rgb(64, 110, 200)
HSL	hsl(220, 55%, 52%)
HSV	hsv(220, 68%, 78%)
CMYK	cmyk(68%, 45%, 0%, 21.6%)
CIE-LAB	lab(47.51, 13.98, -51.55)
CIE-LCH	lch(47.51, 53.41, 285.18°)
OKLab	oklab(55.21% -0.02 -0.1474)
OKLCH	oklch(55.21% 0.149 262.3)
XYZ	xyz(18.1119, 16.4102, 56.8453)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406EC8 #C89A40

analogous

#40B2C8 #406EC8 #5640C8

triadic

#406EC8 #C8406E #6EC840

tetradic

#406EC8 #C840B2 #C89A40 #40C856

square

#406EC8 #C840B2 #C89A40 #40C856

split-complementary

#406EC8 #C85640 #B2C840

monochromatic

#203A6E #2D539D #406EC8 #7092D6 #9FB6E3

Accessibility & contrast

On white

4.90

#406EC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#406EC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406EC8

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406EC8	#FFFFFF	#000000	##FFFFFF
##406EC8	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4177CB

Deuteranopia (green-blind)

#286BC6

Tritanopia (blue-blind)

#008391

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406ec8;
/* rgb */ color: rgb(64, 110, 200);
/* oklch */ color: oklch(55.2% 0.149 262.3);

Tailwind

colors: {
  custom: {
    50: '#8497d9',
    500: '#406ec8',
    950: '#000000',
  },
}

SCSS

$custom: #406ec8;
$custom-light: #8497d9;
$custom-dark: #000000;

JSON

{
  "hex": "#406ec8",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 200
  },
  "hsl": {
    "h": 219.706,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.55208,
    "c": 0.14879,
    "h": 262.3
  },
  "luminance": 0.16412
}

Semantic roles & 50–950 ramp

primary

#406EC8

secondary

#D0BC94

accent

#AC49DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406EC8

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

Preview Lab → · Contrast checker → · Palette generator →