#406EBC#406EBC

#406EBC is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.4% C 0.132 H 260.3°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#406EBC
RGB	rgb(64, 110, 188)
HSL	hsl(218, 49%, 49%)
HSV	hsv(218, 66%, 74%)
CMYK	cmyk(66%, 41.5%, 0%, 26.3%)
CIE-LAB	lab(46.80, 9.69, -45.76)
CIE-LCH	lch(46.80, 46.77, 281.96°)
OKLab	oklab(54.44% -0.0223 -0.1304)
OKLCH	oklch(54.44% 0.132 260.3)
XYZ	xyz(16.7642, 15.8711, 49.7471)
Luminance	0.1587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406EBC #BC8E40

analogous

#40ACBC #406EBC #5040BC

triadic

#406EBC #BC406E #6EBC40

tetradic

#406EBC #BC40AC #BC8E40 #40BC50

square

#406EBC #BC40AC #BC8E40 #40BC50

split-complementary

#406EBC #BC5040 #ACBC40

monochromatic

#213961 #30538E #406EBC #6C90CD #9AB3DD

Accessibility & contrast

On white

5.03

#406EBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#406EBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406EBC

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406EBC	#FFFFFF	#000000	##FFFFFF
##406EBC	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A75BF

Deuteranopia (green-blind)

#376ABA

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406ebc;
/* rgb */ color: rgb(64, 110, 188);
/* oklch */ color: oklch(54.4% 0.132 260.3);

Tailwind

colors: {
  custom: {
    50: '#8197d0',
    500: '#406ebc',
    950: '#000000',
  },
}

SCSS

$custom: #406ebc;
$custom-light: #8197d0;
$custom-dark: #000000;

JSON

{
  "hex": "#406ebc",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 188
  },
  "hsl": {
    "h": 217.742,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54438,
    "c": 0.13232,
    "h": 260.3
  },
  "luminance": 0.15873
}

Semantic roles & 50–950 ramp

primary

#406EBC

secondary

#C9B38F

accent

#A64FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406EBC

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

Preview Lab → · Contrast checker → · Palette generator →