#406CD5#406CD5

#406CD5 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.7% C 0.169 H 264.5°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#406CD5
RGB	rgb(64, 108, 213)
HSL	hsl(222, 64%, 54%)
HSV	hsv(222, 70%, 84%)
CMYK	cmyk(70%, 49.3%, 0%, 16.5%)
CIE-LAB	lab(47.77, 19.92, -58.55)
CIE-LCH	lch(47.77, 61.85, 288.79°)
OKLab	oklab(55.67% -0.0163 -0.1681)
OKLCH	oklch(55.67% 0.169 264.5)
XYZ	xyz(19.4829, 16.6172, 65.1186)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CD5 #D5A940

analogous

#40B6D5 #406CD5 #5F40D5

triadic

#406CD5 #D5406C #6CD540

tetradic

#406CD5 #D540B6 #D5A940 #40D55F

square

#406CD5 #D540B6 #D5A940 #40D55F

split-complementary

#406CD5 #D55F40 #B6D540

monochromatic

#1C397F #2750B1 #406CD5 #7293E0 #A4B9EB

Accessibility & contrast

On white

4.86

#406CD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#406CD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CD5

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CD5	#FFFFFF	#000000	##FFFFFF
##406CD5	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3079D9

Deuteranopia (green-blind)

#006BD3

Tritanopia (blue-blind)

#008596

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406cd5;
/* rgb */ color: rgb(64, 108, 213);
/* oklch */ color: oklch(55.7% 0.169 264.5);

Tailwind

colors: {
  custom: {
    50: '#8695e3',
    500: '#406cd5',
    950: '#000000',
  },
}

SCSS

$custom: #406cd5;
$custom-light: #8695e3;
$custom-dark: #000000;

JSON

{
  "hex": "#406cd5",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 213
  },
  "hsl": {
    "h": 222.282,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.55673,
    "c": 0.16887,
    "h": 264.5
  },
  "luminance": 0.16619
}

Semantic roles & 50–950 ramp

primary

#406CD5

secondary

#D8C599

accent

#B641E7

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #406CD5

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

Preview Lab → · Contrast checker → · Palette generator →