#406BCC#406BCC

#406BCC is a mid, vivid blue. Relative luminance 0.160; OKLCH L 54.8% C 0.158 H 264.0°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#406BCC
RGB	rgb(64, 107, 204)
HSL	hsl(222, 58%, 53%)
HSV	hsv(222, 69%, 80%)
CMYK	cmyk(68.6%, 47.5%, 0%, 20%)
CIE-LAB	lab(46.93, 17.31, -54.77)
CIE-LCH	lch(46.93, 57.44, 287.54°)
OKLab	oklab(54.84% -0.0166 -0.157)
OKLCH	oklch(54.84% 0.158 264)
XYZ	xyz(18.2673, 15.9632, 59.2335)
Luminance	0.1596 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BCC #CCA140

analogous

#40B1CC #406BCC #5B40CC

triadic

#406BCC #CC406B #6BCC40

tetradic

#406BCC #CC40B1 #CCA140 #40CC5B

square

#406BCC #CC40B1 #CCA140 #40CC5B

split-complementary

#406BCC #CC5B40 #B1CC40

monochromatic

#1F3973 #2C50A3 #406BCC #7090D9 #A1B6E6

Accessibility & contrast

On white

5.01

#406BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#406BCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BCC

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BCC	#FFFFFF	#000000	##FFFFFF
##406BCC	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3776D0

Deuteranopia (green-blind)

#1569CA

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406bcc;
/* rgb */ color: rgb(64, 107, 204);
/* oklch */ color: oklch(54.8% 0.158 264.0);

Tailwind

colors: {
  custom: {
    50: '#8494dc',
    500: '#406bcc',
    950: '#000000',
  },
}

SCSS

$custom: #406bcc;
$custom-light: #8494dc;
$custom-dark: #000000;

JSON

{
  "hex": "#406bcc",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 204
  },
  "hsl": {
    "h": 221.571,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.54841,
    "c": 0.15786,
    "h": 264
  },
  "luminance": 0.15965
}

Semantic roles & 50–950 ramp

primary

#406BCC

secondary

#D2C095

accent

#B247E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406BCC

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

Preview Lab → · Contrast checker → · Palette generator →