#406FC7#406FC7

#406FC7 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.4% C 0.146 H 261.7°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#406FC7
RGB	rgb(64, 111, 199)
HSL	hsl(219, 55%, 52%)
HSV	hsv(219, 68%, 78%)
CMYK	cmyk(67.8%, 44.2%, 0%, 22%)
CIE-LAB	lab(47.73, 13.00, -50.62)
CIE-LCH	lch(47.73, 52.26, 284.40°)
OKLab	oklab(55.36% -0.0211 -0.1447)
OKLCH	oklch(55.36% 0.146 261.7)
XYZ	xyz(18.1039, 16.5806, 56.2680)
Luminance	0.1658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FC7 #C79840

analogous

#40B3C7 #406FC7 #5540C7

triadic

#406FC7 #C7406F #6FC740

tetradic

#406FC7 #C740B3 #C79840 #40C755

square

#406FC7 #C740B3 #C79840 #40C755

split-complementary

#406FC7 #C75540 #B3C740

monochromatic

#203B6D #2E549C #406FC7 #6F93D5 #9FB6E3

Accessibility & contrast

On white

4.87

#406FC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#406FC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FC7

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FC7	#FFFFFF	#000000	##FFFFFF
##406FC7	1.00	4.87	4.32	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4478CA

Deuteranopia (green-blind)

#2C6BC5

Tritanopia (blue-blind)

#008391

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406fc7;
/* rgb */ color: rgb(64, 111, 199);
/* oklch */ color: oklch(55.4% 0.146 261.7);

Tailwind

colors: {
  custom: {
    50: '#8397d8',
    500: '#406fc7',
    950: '#000000',
  },
}

SCSS

$custom: #406fc7;
$custom-light: #8397d8;
$custom-dark: #000000;

JSON

{
  "hex": "#406fc7",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 199
  },
  "hsl": {
    "h": 219.111,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55357,
    "c": 0.14624,
    "h": 261.7
  },
  "luminance": 0.16582
}

Semantic roles & 50–950 ramp

primary

#406FC7

secondary

#CFBA94

accent

#AA4ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406FC7

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

Preview Lab → · Contrast checker → · Palette generator →