#406ED8#406ED8

#406ED8 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.3% C 0.171 H 264.1°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#406ED8
RGB	rgb(64, 110, 216)
HSL	hsl(222, 66%, 55%)
HSV	hsv(222, 70%, 85%)
CMYK	cmyk(70.4%, 49.1%, 0%, 15.3%)
CIE-LAB	lab(48.51, 19.74, -59.07)
CIE-LCH	lch(48.51, 62.28, 288.48°)
OKLab	oklab(56.29% -0.0177 -0.1696)
OKLCH	oklch(56.29% 0.171 264.1)
XYZ	xyz(20.0806, 17.1976, 67.2136)
Luminance	0.1720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406ED8 #D8AA40

analogous

#40BAD8 #406ED8 #5E40D8

triadic

#406ED8 #D8406E #6ED840

tetradic

#406ED8 #D840BA #D8AA40 #40D85E

square

#406ED8 #D840BA #D8AA40 #40D85E

split-complementary

#406ED8 #D85E40 #BAD840

monochromatic

#1B3A83 #2551B6 #406ED8 #7395E2 #A6BBED

Accessibility & contrast

On white

4.73

#406ED8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#406ED8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406ED8

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406ED8	#FFFFFF	#000000	##FFFFFF
##406ED8	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#317BDC

Deuteranopia (green-blind)

#006DD6

Tritanopia (blue-blind)

#008799

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #406ed8;
/* rgb */ color: rgb(64, 110, 216);
/* oklch */ color: oklch(56.3% 0.171 264.1);

Tailwind

colors: {
  custom: {
    50: '#8797e5',
    500: '#406ed8',
    950: '#000000',
  },
}

SCSS

$custom: #406ed8;
$custom-light: #8797e5;
$custom-dark: #000000;

JSON

{
  "hex": "#406ed8",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 216
  },
  "hsl": {
    "h": 221.842,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.56295,
    "c": 0.1705,
    "h": 264.1
  },
  "luminance": 0.172
}

Semantic roles & 50–950 ramp

primary

#406ED8

secondary

#DAC79A

accent

#B63FE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D16

muted

#7D7E84

Preview Lab

Preview with #406ED8

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

Preview Lab → · Contrast checker → · Palette generator →