#406FCC#406FCC

#406FCC is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.7% C 0.153 H 262.4°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#406FCC
RGB	rgb(64, 111, 204)
HSL	hsl(220, 58%, 53%)
HSV	hsv(220, 69%, 80%)
CMYK	cmyk(68.6%, 45.6%, 0%, 20%)
CIE-LAB	lab(48.03, 14.79, -53.00)
CIE-LCH	lch(48.03, 55.03, 285.59°)
OKLab	oklab(55.69% -0.0203 -0.1517)
OKLCH	oklch(55.69% 0.153 262.4)
XYZ	xyz(18.6940, 16.8166, 59.3758)
Luminance	0.1682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FCC #CC9D40

analogous

#40B5CC #406FCC #5740CC

triadic

#406FCC #CC406F #6FCC40

tetradic

#406FCC #CC40B5 #CC9D40 #40CC57

square

#406FCC #CC40B5 #CC9D40 #40CC57

split-complementary

#406FCC #CC5740 #B5CC40

monochromatic

#1F3B73 #2C54A3 #406FCC #7093D9 #A1B8E6

Accessibility & contrast

On white

4.81

#406FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#406FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FCC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FCC	#FFFFFF	#000000	##FFFFFF
##406FCC	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4079D0

Deuteranopia (green-blind)

#246CCA

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #406fcc;
/* rgb */ color: rgb(64, 111, 204);
/* oklch */ color: oklch(55.7% 0.153 262.4);

Tailwind

colors: {
  custom: {
    50: '#8497dc',
    500: '#406fcc',
    950: '#000000',
  },
}

SCSS

$custom: #406fcc;
$custom-light: #8497dc;
$custom-dark: #000000;

JSON

{
  "hex": "#406fcc",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 204
  },
  "hsl": {
    "h": 219.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.55686,
    "c": 0.15307,
    "h": 262.4
  },
  "luminance": 0.16819
}

Semantic roles & 50–950 ramp

primary

#406FCC

secondary

#D2BE95

accent

#AD47E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406FCC

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

Preview Lab → · Contrast checker → · Palette generator →