#405DC6#405DC6

#405DC6 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.5% C 0.167 H 268.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#405DC6
RGB	rgb(64, 93, 198)
HSL	hsl(227, 54%, 51%)
HSV	hsv(227, 68%, 78%)
CMYK	cmyk(67.7%, 53%, 0%, 22.4%)
CIE-LAB	lab(42.75, 24.07, -58.05)
CIE-LCH	lch(42.75, 62.84, 292.53°)
OKLab	oklab(51.54% -0.0048 -0.1668)
OKLCH	oklch(51.54% 0.167 268.4)
XYZ	xyz(16.2182, 12.9943, 55.0686)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DC6 #C6A940

analogous

#40A0C6 #405DC6 #6640C6

triadic

#405DC6 #C6405D #5DC640

tetradic

#405DC6 #C640A0 #C6A940 #40C666

square

#405DC6 #C640A0 #C6A940 #40C666

split-complementary

#405DC6 #C66640 #A0C640

monochromatic

#20306C #2E469B #405DC6 #6F85D4 #9EADE2

Accessibility & contrast

On white

5.83

#405DC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#405DC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DC6

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DC6	#FFFFFF	#000000	##FFFFFF
##405DC6	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156BCA

Deuteranopia (green-blind)

#005FC4

Tritanopia (blue-blind)

#007688

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #405dc6;
/* rgb */ color: rgb(64, 93, 198);
/* oklch */ color: oklch(51.5% 0.167 268.4);

Tailwind

colors: {
  custom: {
    50: '#848ad8',
    500: '#405dc6',
    950: '#000000',
  },
}

SCSS

$custom: #405dc6;
$custom-light: #848ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#405dc6",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 198
  },
  "hsl": {
    "h": 227.015,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.51543,
    "c": 0.16689,
    "h": 268.4
  },
  "luminance": 0.12996
}

Semantic roles & 50–950 ramp

primary

#405DC6

secondary

#CEC293

accent

#BE4ADD

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #405DC6

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

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