#406ED6#406ED6

#406ED6 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.2% C 0.168 H 263.9°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#406ED6
RGB	rgb(64, 110, 214)
HSL	hsl(222, 65%, 55%)
HSV	hsv(222, 70%, 84%)
CMYK	cmyk(70.1%, 48.6%, 0%, 16.1%)
CIE-LAB	lab(48.38, 19.02, -58.14)
CIE-LCH	lch(48.38, 61.18, 288.12°)
OKLab	oklab(56.16% -0.0179 -0.1668)
OKLCH	oklch(56.16% 0.168 263.9)
XYZ	xyz(19.8236, 17.0948, 65.8602)
Luminance	0.1710 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406ED6 #D6A840

analogous

#40B9D6 #406ED6 #5D40D6

triadic

#406ED6 #D6406E #6ED640

tetradic

#406ED6 #D640B9 #D6A840 #40D65D

square

#406ED6 #D640B9 #D6A840 #40D65D

split-complementary

#406ED6 #D65D40 #B9D640

monochromatic

#1B3A80 #2651B2 #406ED6 #7294E1 #A5BBEC

Accessibility & contrast

On white

4.75

#406ED6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#406ED6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406ED6

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406ED6	#FFFFFF	#000000	##FFFFFF
##406ED6	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)

#347ADA

Deuteranopia (green-blind)

#006CD4

Tritanopia (blue-blind)

#008798

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #406ed6;
/* rgb */ color: rgb(64, 110, 214);
/* oklch */ color: oklch(56.2% 0.168 263.9);

Tailwind

colors: {
  custom: {
    50: '#8697e3',
    500: '#406ed6',
    950: '#000000',
  },
}

SCSS

$custom: #406ed6;
$custom-light: #8697e3;
$custom-dark: #000000;

JSON

{
  "hex": "#406ed6",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 214
  },
  "hsl": {
    "h": 221.6,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.56156,
    "c": 0.16781,
    "h": 263.9
  },
  "luminance": 0.17097
}

Semantic roles & 50–950 ramp

primary

#406ED6

secondary

#D9C599

accent

#B440E8

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D15

muted

#7D7E84

Preview Lab

Preview with #406ED6

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

Preview Lab → · Contrast checker → · Palette generator →