#406AB8#406AB8

#406AB8 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.3% C 0.131 H 261.7°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#406AB8
RGB	rgb(64, 106, 184)
HSL	hsl(219, 48%, 49%)
HSV	hsv(219, 65%, 72%)
CMYK	cmyk(65.2%, 42.4%, 0%, 27.8%)
CIE-LAB	lab(45.44, 10.78, -45.62)
CIE-LCH	lch(45.44, 46.87, 283.30°)
OKLab	oklab(53.31% -0.0191 -0.1301)
OKLCH	oklch(53.31% 0.131 261.7)
XYZ	xyz(15.9171, 14.8572, 47.3670)
Luminance	0.1486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406AB8 #B88E40

analogous

#40A6B8 #406AB8 #5240B8

triadic

#406AB8 #B8406A #6AB840

tetradic

#406AB8 #B840A6 #B88E40 #40B852

square

#406AB8 #B840A6 #B88E40 #40B852

split-complementary

#406AB8 #B85240 #A6B840

monochromatic

#20365D #30508B #406AB8 #6A8CCB #97AFDB

Accessibility & contrast

On white

5.29

#406AB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#406AB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406AB8

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406AB8	#FFFFFF	#000000	##FFFFFF
##406AB8	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4672BB

Deuteranopia (green-blind)

#3366B6

Tritanopia (blue-blind)

#007C88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #406ab8;
/* rgb */ color: rgb(64, 106, 184);
/* oklch */ color: oklch(53.3% 0.131 261.7);

Tailwind

colors: {
  custom: {
    50: '#8194ce',
    500: '#406ab8',
    950: '#000000',
  },
}

SCSS

$custom: #406ab8;
$custom-light: #8194ce;
$custom-dark: #000000;

JSON

{
  "hex": "#406ab8",
  "rgb": {
    "r": 64,
    "g": 106,
    "b": 184
  },
  "hsl": {
    "h": 219,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.53307,
    "c": 0.13147,
    "h": 261.7
  },
  "luminance": 0.14859
}

Semantic roles & 50–950 ramp

primary

#406AB8

secondary

#C7B38D

accent

#A850D8

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406AB8

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

Preview Lab → · Contrast checker → · Palette generator →