#406BCA#406BCA

#406BCA is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.7% C 0.155 H 263.7°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#406BCA
RGB	rgb(64, 107, 202)
HSL	hsl(221, 57%, 52%)
HSV	hsv(221, 68%, 79%)
CMYK	cmyk(68.3%, 47%, 0%, 20.8%)
CIE-LAB	lab(46.80, 16.59, -53.83)
CIE-LCH	lch(46.80, 56.33, 287.13°)
OKLab	oklab(54.71% -0.0169 -0.1542)
OKLCH	oklch(54.71% 0.155 263.7)
XYZ	xyz(18.0290, 15.8678, 57.9783)
Luminance	0.1587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BCA #CA9F40

analogous

#40B0CA #406BCA #5A40CA

triadic

#406BCA #CA406B #6BCA40

tetradic

#406BCA #CA40B0 #CA9F40 #40CA5A

square

#406BCA #CA40B0 #CA9F40 #40CA5A

split-complementary

#406BCA #CA5A40 #B0CA40

monochromatic

#1F3870 #2C51A0 #406BCA #7090D7 #A0B5E5

Accessibility & contrast

On white

5.03

#406BCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#406BCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BCA

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BCA	#FFFFFF	#000000	##FFFFFF
##406BCA	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3976CE

Deuteranopia (green-blind)

#1B69C8

Tritanopia (blue-blind)

#008191

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406bca;
/* rgb */ color: rgb(64, 107, 202);
/* oklch */ color: oklch(54.7% 0.155 263.7);

Tailwind

colors: {
  custom: {
    50: '#8494db',
    500: '#406bca',
    950: '#000000',
  },
}

SCSS

$custom: #406bca;
$custom-light: #8494db;
$custom-dark: #000000;

JSON

{
  "hex": "#406bca",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 202
  },
  "hsl": {
    "h": 221.304,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.54705,
    "c": 0.15512,
    "h": 263.7
  },
  "luminance": 0.1587
}

Semantic roles & 50–950 ramp

primary

#406BCA

secondary

#D1BE95

accent

#B148E0

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406BCA

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

Preview Lab → · Contrast checker → · Palette generator →