#406DBF#406DBF

#406DBF is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.4% C 0.138 H 261.4°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#406DBF
RGB	rgb(64, 109, 191)
HSL	hsl(219, 50%, 50%)
HSV	hsv(219, 66%, 75%)
CMYK	cmyk(66.5%, 42.9%, 0%, 25.1%)
CIE-LAB	lab(46.69, 11.39, -47.67)
CIE-LCH	lch(46.69, 49.01, 283.44°)
OKLab	oklab(54.41% -0.0207 -0.1361)
OKLCH	oklch(54.41% 0.138 261.4)
XYZ	xyz(16.9836, 15.7872, 51.4323)
Luminance	0.1579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DBF #BF9240

analogous

#40ADBF #406DBF #5240BF

triadic

#406DBF #BF406D #6DBF40

tetradic

#406DBF #BF40AD #BF9240 #40BF52

square

#406DBF #BF40AD #BF9240 #40BF52

split-complementary

#406DBF #BF5240 #ADBF40

monochromatic

#213963 #315391 #406DBF #6E90CE #9CB3DE

Accessibility & contrast

On white

5.05

#406DBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#406DBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DBF

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DBF	#FFFFFF	#000000	##FFFFFF
##406DBF	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4675C2

Deuteranopia (green-blind)

#3269BD

Tritanopia (blue-blind)

#00808D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406dbf;
/* rgb */ color: rgb(64, 109, 191);
/* oklch */ color: oklch(54.4% 0.138 261.4);

Tailwind

colors: {
  custom: {
    50: '#8296d3',
    500: '#406dbf',
    950: '#000000',
  },
}

SCSS

$custom: #406dbf;
$custom-light: #8296d3;
$custom-dark: #000000;

JSON

{
  "hex": "#406dbf",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 191
  },
  "hsl": {
    "h": 218.74,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.54409,
    "c": 0.13762,
    "h": 261.4
  },
  "luminance": 0.15789
}

Semantic roles & 50–950 ramp

primary

#406DBF

secondary

#CAB691

accent

#A84ED9

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406DBF

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

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