#406CD0#406CD0

#406CD0 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.3% C 0.162 H 264.0°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#406CD0
RGB	rgb(64, 108, 208)
HSL	hsl(222, 61%, 53%)
HSV	hsv(222, 69%, 82%)
CMYK	cmyk(69.2%, 48.1%, 0%, 18.4%)
CIE-LAB	lab(47.45, 18.12, -56.22)
CIE-LCH	lch(47.45, 59.06, 287.87°)
OKLab	oklab(55.33% -0.017 -0.1612)
OKLCH	oklch(55.33% 0.162 264)
XYZ	xyz(18.8581, 16.3673, 61.8276)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CD0 #D0A440

analogous

#40B4D0 #406CD0 #5C40D0

triadic

#406CD0 #D0406C #6CD040

tetradic

#406CD0 #D040B4 #D0A440 #40D05C

square

#406CD0 #D040B4 #D0A440 #40D05C

split-complementary

#406CD0 #D05C40 #B4D040

monochromatic

#1E3978 #2A51A9 #406CD0 #7192DC #A2B8E8

Accessibility & contrast

On white

4.91

#406CD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#406CD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CD0

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CD0	#FFFFFF	#000000	##FFFFFF
##406CD0	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3678D4

Deuteranopia (green-blind)

#0D6ACE

Tritanopia (blue-blind)

#008394

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406cd0;
/* rgb */ color: rgb(64, 108, 208);
/* oklch */ color: oklch(55.3% 0.162 264.0);

Tailwind

colors: {
  custom: {
    50: '#8595df',
    500: '#406cd0',
    950: '#000000',
  },
}

SCSS

$custom: #406cd0;
$custom-light: #8595df;
$custom-dark: #000000;

JSON

{
  "hex": "#406cd0",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 208
  },
  "hsl": {
    "h": 221.667,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.55325,
    "c": 0.1621,
    "h": 264
  },
  "luminance": 0.16369
}

Semantic roles & 50–950 ramp

primary

#406CD0

secondary

#D5C297

accent

#B344E4

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406CD0

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

Preview Lab → · Contrast checker → · Palette generator →