#406CDC#406CDC

#406CDC is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.2% C 0.178 H 265.0°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#406CDC
RGB	rgb(64, 108, 220)
HSL	hsl(223, 69%, 56%)
HSV	hsv(223, 71%, 86%)
CMYK	cmyk(70.9%, 50.9%, 0%, 13.7%)
CIE-LAB	lab(48.24, 22.44, -61.78)
CIE-LCH	lch(48.24, 65.73, 289.96°)
OKLab	oklab(56.17% -0.0155 -0.1776)
OKLCH	oklch(56.17% 0.178 265)
XYZ	xyz(20.3906, 16.9803, 69.8992)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CDC #DCB040

analogous

#40BADC #406CDC #6240DC

triadic

#406CDC #DC406C #6CDC40

tetradic

#406CDC #DC40BA #DCB040 #40DC62

square

#406CDC #DC40BA #DCB040 #40DC62

split-complementary

#406CDC #DC6240 #BADC40

monochromatic

#193889 #234EBC #406CDC #7494E5 #A7BCEF

Accessibility & contrast

On white

4.78

#406CDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#406CDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CDC

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CDC	#FFFFFF	#000000	##FFFFFF
##406CDC	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#267AE0

Deuteranopia (green-blind)

#006CDA

Tritanopia (blue-blind)

#00879A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #406cdc;
/* rgb */ color: rgb(64, 108, 220);
/* oklch */ color: oklch(56.2% 0.178 265.0);

Tailwind

colors: {
  custom: {
    50: '#8895e8',
    500: '#406cdc',
    950: '#000000',
  },
}

SCSS

$custom: #406cdc;
$custom-light: #8895e8;
$custom-dark: #000000;

JSON

{
  "hex": "#406cdc",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 220
  },
  "hsl": {
    "h": 223.077,
    "s": 69.027,
    "l": 55.686
  },
  "oklch": {
    "l": 0.56172,
    "c": 0.17827,
    "h": 265
  },
  "luminance": 0.16982
}

Semantic roles & 50–950 ramp

primary

#406CDC

secondary

#DCCA9B

accent

#BA3CEC

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #406CDC

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

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