#406FBD#406FBD

#406FBD is a mid, vivid blue. Relative luminance 0.161; OKLCH L 54.7% C 0.133 H 260.0°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#406FBD
RGB	rgb(64, 111, 189)
HSL	hsl(217, 49%, 50%)
HSV	hsv(217, 66%, 74%)
CMYK	cmyk(66.1%, 41.3%, 0%, 25.9%)
CIE-LAB	lab(47.15, 9.42, -45.79)
CIE-LCH	lch(47.15, 46.75, 281.63°)
OKLab	oklab(54.72% -0.0231 -0.1305)
OKLCH	oklch(54.72% 0.133 260)
XYZ	xyz(16.9808, 16.1313, 50.3530)
Luminance	0.1613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FBD #BD8E40

analogous

#40AEBD #406FBD #5040BD

triadic

#406FBD #BD406F #6FBD40

tetradic

#406FBD #BD40AE #BD8E40 #40BD50

square

#406FBD #BD40AE #BD8E40 #40BD50

split-complementary

#406FBD #BD5040 #AEBD40

monochromatic

#213962 #31548F #406FBD #6D91CD #9AB3DD

Accessibility & contrast

On white

4.97

#406FBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#406FBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FBD

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FBD	#FFFFFF	#000000	##FFFFFF
##406FBD	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76C0

Deuteranopia (green-blind)

#386ABB

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #406fbd;
/* rgb */ color: rgb(64, 111, 189);
/* oklch */ color: oklch(54.7% 0.133 260.0);

Tailwind

colors: {
  custom: {
    50: '#8297d1',
    500: '#406fbd',
    950: '#000000',
  },
}

SCSS

$custom: #406fbd;
$custom-light: #8297d1;
$custom-dark: #000000;

JSON

{
  "hex": "#406fbd",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 189
  },
  "hsl": {
    "h": 217.44,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.54721,
    "c": 0.13254,
    "h": 260
  },
  "luminance": 0.16133
}

Semantic roles & 50–950 ramp

primary

#406FBD

secondary

#C9B390

accent

#A54FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406FBD

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

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