#406FBA#406FBA

#406FBA is a mid, vivid blue. Relative luminance 0.160; OKLCH L 54.5% C 0.128 H 259.4°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#406FBA
RGB	rgb(64, 111, 186)
HSL	hsl(217, 49%, 49%)
HSV	hsv(217, 66%, 73%)
CMYK	cmyk(65.6%, 40.3%, 0%, 27.1%)
CIE-LAB	lab(46.98, 8.36, -44.32)
CIE-LCH	lch(46.98, 45.10, 280.68°)
OKLab	oklab(54.54% -0.0237 -0.1262)
OKLCH	oklch(54.54% 0.128 259.4)
XYZ	xyz(16.6586, 16.0024, 48.6557)
Luminance	0.1600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FBA #BA8B40

analogous

#40ACBA #406FBA #4E40BA

triadic

#406FBA #BA406F #6FBA40

tetradic

#406FBA #BA40AC #BA8B40 #40BA4E

square

#406FBA #BA40AC #BA8B40 #40BA4E

split-complementary

#406FBA #BA4E40 #ACBA40

monochromatic

#21395F #30548C #406FBA #6B90CC #99B2DC

Accessibility & contrast

On white

5.00

#406FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#406FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FBA

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FBA	#FFFFFF	#000000	##FFFFFF
##406FBA	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BD

Deuteranopia (green-blind)

#3B6AB8

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406fba;
/* rgb */ color: rgb(64, 111, 186);
/* oklch */ color: oklch(54.5% 0.128 259.4);

Tailwind

colors: {
  custom: {
    50: '#8197cf',
    500: '#406fba',
    950: '#000000',
  },
}

SCSS

$custom: #406fba;
$custom-light: #8197cf;
$custom-dark: #000000;

JSON

{
  "hex": "#406fba",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 186
  },
  "hsl": {
    "h": 216.885,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54535,
    "c": 0.12843,
    "h": 259.4
  },
  "luminance": 0.16004
}

Semantic roles & 50–950 ramp

primary

#406FBA

secondary

#C8B18E

accent

#A44FD8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406FBA

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

Preview Lab → · Contrast checker → · Palette generator →