#406FCA#406FCA

#406FCA is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.6% C 0.150 H 262.1°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#406FCA
RGB	rgb(64, 111, 202)
HSL	hsl(220, 57%, 52%)
HSV	hsv(220, 68%, 79%)
CMYK	cmyk(68.3%, 45%, 0%, 20.8%)
CIE-LAB	lab(47.91, 14.07, -52.05)
CIE-LCH	lch(47.91, 53.92, 285.13°)
OKLab	oklab(55.55% -0.0206 -0.1489)
OKLCH	oklch(55.55% 0.15 262.1)
XYZ	xyz(18.4557, 16.7213, 58.1206)
Luminance	0.1672 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FCA #CA9B40

analogous

#40B4CA #406FCA #5640CA

triadic

#406FCA #CA406F #6FCA40

tetradic

#406FCA #CA40B4 #CA9B40 #40CA56

square

#406FCA #CA40B4 #CA9B40 #40CA56

split-complementary

#406FCA #CA5640 #B4CA40

monochromatic

#1F3B70 #2C54A0 #406FCA #7093D7 #A0B7E5

Accessibility & contrast

On white

4.83

#406FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#406FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FCA

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FCA	#FFFFFF	#000000	##FFFFFF
##406FCA	1.00	4.83	4.34	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4278CD

Deuteranopia (green-blind)

#286CC8

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #406fca;
/* rgb */ color: rgb(64, 111, 202);
/* oklch */ color: oklch(55.6% 0.150 262.1);

Tailwind

colors: {
  custom: {
    50: '#8497db',
    500: '#406fca',
    950: '#000000',
  },
}

SCSS

$custom: #406fca;
$custom-light: #8497db;
$custom-dark: #000000;

JSON

{
  "hex": "#406fca",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 202
  },
  "hsl": {
    "h": 219.565,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55554,
    "c": 0.15034,
    "h": 262.1
  },
  "luminance": 0.16723
}

Semantic roles & 50–950 ramp

primary

#406FCA

secondary

#D1BD95

accent

#AC48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406FCA

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

Preview Lab → · Contrast checker → · Palette generator →