#406DBD#406DBD

#406DBD is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.3% C 0.135 H 261.0°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#406DBD
RGB	rgb(64, 109, 189)
HSL	hsl(218, 49%, 50%)
HSV	hsv(218, 66%, 74%)
CMYK	cmyk(66.1%, 42.3%, 0%, 25.9%)
CIE-LAB	lab(46.58, 10.68, -46.70)
CIE-LCH	lch(46.58, 47.90, 282.88°)
OKLab	oklab(54.28% -0.0211 -0.1332)
OKLCH	oklch(54.28% 0.135 261)
XYZ	xyz(16.7650, 15.6998, 50.2811)
Luminance	0.1570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DBD #BD9040

analogous

#40ACBD #406DBD #5240BD

triadic

#406DBD #BD406D #6DBD40

tetradic

#406DBD #BD40AC #BD9040 #40BD52

square

#406DBD #BD40AC #BD9040 #40BD52

split-complementary

#406DBD #BD5240 #ACBD40

monochromatic

#213862 #31538F #406DBD #6D90CD #9AB2DD

Accessibility & contrast

On white

5.07

#406DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#406DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DBD

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DBD	#FFFFFF	#000000	##FFFFFF
##406DBD	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4875C0

Deuteranopia (green-blind)

#3469BB

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #406dbd;
/* rgb */ color: rgb(64, 109, 189);
/* oklch */ color: oklch(54.3% 0.135 261.0);

Tailwind

colors: {
  custom: {
    50: '#8296d1',
    500: '#406dbd',
    950: '#000000',
  },
}

SCSS

$custom: #406dbd;
$custom-light: #8296d1;
$custom-dark: #000000;

JSON

{
  "hex": "#406dbd",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 189
  },
  "hsl": {
    "h": 218.4,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.54281,
    "c": 0.13487,
    "h": 261
  },
  "luminance": 0.15701
}

Semantic roles & 50–950 ramp

primary

#406DBD

secondary

#C9B490

accent

#A74FD9

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406DBD

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

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