#405EC0#405EC0

#405EC0 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.3% C 0.157 H 267.7°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#405EC0
RGB	rgb(64, 94, 192)
HSL	hsl(226, 50%, 50%)
HSV	hsv(226, 67%, 75%)
CMYK	cmyk(66.7%, 51%, 0%, 24.7%)
CIE-LAB	lab(42.61, 21.29, -54.80)
CIE-LCH	lch(42.61, 58.79, 291.23°)
OKLab	oklab(51.3% -0.0062 -0.1573)
OKLCH	oklch(51.3% 0.157 267.7)
XYZ	xyz(15.6282, 12.8997, 51.5252)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405EC0 #C0A240

analogous

#409EC0 #405EC0 #6240C0

triadic

#405EC0 #C0405E #5EC040

tetradic

#405EC0 #C0409E #C0A240 #40C062

square

#405EC0 #C0409E #C0A240 #40C062

split-complementary

#405EC0 #C06240 #9EC040

monochromatic

#213164 #304792 #405EC0 #6E85CF #9CACDE

Accessibility & contrast

On white

5.87

#405EC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#405EC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405EC0

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405EC0	#FFFFFF	#000000	##FFFFFF
##405EC0	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#246BC4

Deuteranopia (green-blind)

#005FBE

Tritanopia (blue-blind)

#007586

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #405ec0;
/* rgb */ color: rgb(64, 94, 192);
/* oklch */ color: oklch(51.3% 0.157 267.7);

Tailwind

colors: {
  custom: {
    50: '#838bd4',
    500: '#405ec0',
    950: '#000000',
  },
}

SCSS

$custom: #405ec0;
$custom-light: #838bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#405ec0",
  "rgb": {
    "r": 64,
    "g": 94,
    "b": 192
  },
  "hsl": {
    "h": 225.938,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.51304,
    "c": 0.15738,
    "h": 267.7
  },
  "luminance": 0.12901
}

Semantic roles & 50–950 ramp

primary

#405EC0

secondary

#CBBD91

accent

#B94EDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #405EC0

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

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