#406FBE#406FBE

#406FBE is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.8% C 0.134 H 260.2°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#406FBE
RGB	rgb(64, 111, 190)
HSL	hsl(218, 50%, 50%)
HSV	hsv(218, 66%, 75%)
CMYK	cmyk(66.3%, 41.6%, 0%, 25.5%)
CIE-LAB	lab(47.20, 9.78, -46.28)
CIE-LCH	lch(47.20, 47.30, 281.93°)
OKLab	oklab(54.78% -0.0229 -0.132)
OKLCH	oklch(54.78% 0.134 260.2)
XYZ	xyz(17.0897, 16.1749, 50.9266)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FBE #BE8F40

analogous

#40AEBE #406FBE #5040BE

triadic

#406FBE #BE406F #6FBE40

tetradic

#406FBE #BE40AE #BE8F40 #40BE50

square

#406FBE #BE40AE #BE8F40 #40BE50

split-complementary

#406FBE #BE5040 #AEBE40

monochromatic

#213A62 #315490 #406FBE #6D91CE #9BB4DD

Accessibility & contrast

On white

4.96

#406FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#406FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FBE

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FBE	#FFFFFF	#000000	##FFFFFF
##406FBE	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76C1

Deuteranopia (green-blind)

#376BBC

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #406fbe;
/* rgb */ color: rgb(64, 111, 190);
/* oklch */ color: oklch(54.8% 0.134 260.2);

Tailwind

colors: {
  custom: {
    50: '#8297d2',
    500: '#406fbe',
    950: '#000000',
  },
}

SCSS

$custom: #406fbe;
$custom-light: #8297d2;
$custom-dark: #000000;

JSON

{
  "hex": "#406fbe",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 190
  },
  "hsl": {
    "h": 217.619,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.54783,
    "c": 0.13392,
    "h": 260.2
  },
  "luminance": 0.16177
}

Semantic roles & 50–950 ramp

primary

#406FBE

secondary

#C9B490

accent

#A54FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406FBE

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

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