#406EC0#406EC0

#406EC0 is a mid, vivid blue. Relative luminance 0.160; OKLCH L 54.7% C 0.138 H 261.0°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#406EC0
RGB	rgb(64, 110, 192)
HSL	hsl(218, 50%, 50%)
HSV	hsv(218, 67%, 75%)
CMYK	cmyk(66.7%, 42.7%, 0%, 24.7%)
CIE-LAB	lab(47.03, 11.12, -47.70)
CIE-LCH	lch(47.03, 48.98, 283.12°)
OKLab	oklab(54.69% -0.0215 -0.1361)
OKLCH	oklch(54.69% 0.138 261)
XYZ	xyz(17.2013, 16.0459, 52.0496)
Luminance	0.1605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406EC0 #C09240

analogous

#40AEC0 #406EC0 #5240C0

triadic

#406EC0 #C0406E #6EC040

tetradic

#406EC0 #C040AE #C09240 #40C052

square

#406EC0 #C040AE #C09240 #40C052

split-complementary

#406EC0 #C05240 #AEC040

monochromatic

#213964 #305492 #406EC0 #6E91CF #9CB4DE

Accessibility & contrast

On white

4.99

#406EC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#406EC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406EC0

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406EC0	#FFFFFF	#000000	##FFFFFF
##406EC0	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4876C3

Deuteranopia (green-blind)

#336ABE

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406ec0;
/* rgb */ color: rgb(64, 110, 192);
/* oklch */ color: oklch(54.7% 0.138 261.0);

Tailwind

colors: {
  custom: {
    50: '#8297d3',
    500: '#406ec0',
    950: '#000000',
  },
}

SCSS

$custom: #406ec0;
$custom-light: #8297d3;
$custom-dark: #000000;

JSON

{
  "hex": "#406ec0",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 192
  },
  "hsl": {
    "h": 218.438,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5469,
    "c": 0.13782,
    "h": 261
  },
  "luminance": 0.16048
}

Semantic roles & 50–950 ramp

primary

#406EC0

secondary

#CBB691

accent

#A84EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #406EC0

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

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