#406DC9#406DC9

#406DC9 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.1% C 0.151 H 262.8°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#406DC9
RGB	rgb(64, 109, 201)
HSL	hsl(220, 56%, 52%)
HSV	hsv(220, 68%, 79%)
CMYK	cmyk(68.2%, 45.8%, 0%, 21.2%)
CIE-LAB	lab(47.29, 14.97, -52.47)
CIE-LCH	lch(47.29, 54.56, 285.93°)
OKLab	oklab(55.06% -0.0189 -0.1502)
OKLCH	oklch(55.06% 0.151 262.8)
XYZ	xyz(18.1219, 16.2425, 57.4271)
Luminance	0.1624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DC9 #C99C40

analogous

#40B1C9 #406DC9 #5840C9

triadic

#406DC9 #C9406D #6DC940

tetradic

#406DC9 #C940B1 #C99C40 #40C958

square

#406DC9 #C940B1 #C99C40 #40C958

split-complementary

#406DC9 #C95840 #B1C940

monochromatic

#1F3A6F #2D529F #406DC9 #7091D6 #9FB6E4

Accessibility & contrast

On white

4.94

#406DC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#406DC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DC9

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DC9	#FFFFFF	#000000	##FFFFFF
##406DC9	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F77CC

Deuteranopia (green-blind)

#246AC7

Tritanopia (blue-blind)

#008291

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #406dc9;
/* rgb */ color: rgb(64, 109, 201);
/* oklch */ color: oklch(55.1% 0.151 262.8);

Tailwind

colors: {
  custom: {
    50: '#8496da',
    500: '#406dc9',
    950: '#000000',
  },
}

SCSS

$custom: #406dc9;
$custom-light: #8496da;
$custom-dark: #000000;

JSON

{
  "hex": "#406dc9",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 201
  },
  "hsl": {
    "h": 220.292,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.55061,
    "c": 0.15136,
    "h": 262.8
  },
  "luminance": 0.16244
}

Semantic roles & 50–950 ramp

primary

#406DC9

secondary

#D0BD94

accent

#AE49DF

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406DC9

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

Preview Lab → · Contrast checker → · Palette generator →