#406DBC#406DBC

#406DBC is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.2% C 0.133 H 260.8°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#406DBC
RGB	rgb(64, 109, 188)
HSL	hsl(218, 49%, 49%)
HSV	hsv(218, 66%, 74%)
CMYK	cmyk(66%, 42%, 0%, 26.3%)
CIE-LAB	lab(46.52, 10.32, -46.21)
CIE-LCH	lch(46.52, 47.35, 282.59°)
OKLab	oklab(54.22% -0.0213 -0.1318)
OKLCH	oklch(54.22% 0.133 260.8)
XYZ	xyz(16.6569, 15.6565, 49.7114)
Luminance	0.1566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DBC #BC8F40

analogous

#40ABBC #406DBC #5140BC

triadic

#406DBC #BC406D #6DBC40

tetradic

#406DBC #BC40AB #BC8F40 #40BC51

square

#406DBC #BC40AB #BC8F40 #40BC51

split-complementary

#406DBC #BC5140 #ABBC40

monochromatic

#213861 #30538E #406DBC #6C8FCD #9AB2DD

Accessibility & contrast

On white

5.08

#406DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#406DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DBC

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DBC	#FFFFFF	#000000	##FFFFFF
##406DBC	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4974BF

Deuteranopia (green-blind)

#3569BA

Tritanopia (blue-blind)

#007F8B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #406dbc;
/* rgb */ color: rgb(64, 109, 188);
/* oklch */ color: oklch(54.2% 0.133 260.8);

Tailwind

colors: {
  custom: {
    50: '#8196d0',
    500: '#406dbc',
    950: '#000000',
  },
}

SCSS

$custom: #406dbc;
$custom-light: #8196d0;
$custom-dark: #000000;

JSON

{
  "hex": "#406dbc",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 188
  },
  "hsl": {
    "h": 218.226,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54218,
    "c": 0.13349,
    "h": 260.8
  },
  "luminance": 0.15658
}

Semantic roles & 50–950 ramp

primary

#406DBC

secondary

#C9B48F

accent

#A74FD9

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406DBC

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

Preview Lab → · Contrast checker → · Palette generator →