#406BC3#406BC3

#406BC3 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.2% C 0.146 H 262.9°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#406BC3
RGB	rgb(64, 107, 195)
HSL	hsl(220, 52%, 51%)
HSV	hsv(220, 67%, 76%)
CMYK	cmyk(67.2%, 45.1%, 0%, 23.5%)
CIE-LAB	lab(46.37, 14.08, -50.49)
CIE-LCH	lch(46.37, 52.42, 285.58°)
OKLab	oklab(54.24% -0.018 -0.1444)
OKLCH	oklch(54.24% 0.146 262.9)
XYZ	xyz(17.2189, 15.5438, 53.7120)
Luminance	0.1555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BC3 #C39840

analogous

#40ADC3 #406BC3 #5640C3

triadic

#406BC3 #C3406B #6BC340

tetradic

#406BC3 #C340AD #C39840 #40C356

square

#406BC3 #C340AD #C39840 #40C356

split-complementary

#406BC3 #C35640 #ADC340

monochromatic

#213868 #2F5197 #406BC3 #6F8FD2 #9DB3E0

Accessibility & contrast

On white

5.11

#406BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#406BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BC3

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BC3	#FFFFFF	#000000	##FFFFFF
##406BC3	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4074C6

Deuteranopia (green-blind)

#2868C1

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #406bc3;
/* rgb */ color: rgb(64, 107, 195);
/* oklch */ color: oklch(54.2% 0.146 262.9);

Tailwind

colors: {
  custom: {
    50: '#8394d6',
    500: '#406bc3',
    950: '#000000',
  },
}

SCSS

$custom: #406bc3;
$custom-light: #8394d6;
$custom-dark: #000000;

JSON

{
  "hex": "#406bc3",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 195
  },
  "hsl": {
    "h": 220.305,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54236,
    "c": 0.14551,
    "h": 262.9
  },
  "luminance": 0.15546
}

Semantic roles & 50–950 ramp

primary

#406BC3

secondary

#CCB992

accent

#AD4CDC

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406BC3

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

Preview Lab → · Contrast checker → · Palette generator →