#405CA8#405CA8

#405CA8 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.2% C 0.126 H 266.6°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#405CA8
RGB	rgb(64, 92, 168)
HSL	hsl(224, 45%, 45%)
HSV	hsv(224, 62%, 66%)
CMYK	cmyk(61.9%, 45.2%, 0%, 34.1%)
CIE-LAB	lab(40.52, 14.02, -44.07)
CIE-LCH	lch(40.52, 46.25, 287.65°)
OKLab	oklab(49.22% -0.0075 -0.1257)
OKLCH	oklch(49.22% 0.126 266.6)
XYZ	xyz(13.0070, 11.5703, 38.5860)
Luminance	0.1157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405CA8 #A88C40

analogous

#4090A8 #405CA8 #5840A8

triadic

#405CA8 #A8405C #5CA840

tetradic

#405CA8 #A84090 #A88C40 #40A858

square

#405CA8 #A84090 #A88C40 #40A858

split-complementary

#405CA8 #A85840 #90A840

monochromatic

#1E2B4F #2F447C #405CA8 #627CC3 #8EA1D4

Accessibility & contrast

On white

6.34

#405CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#405CA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405CA8

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405CA8	#FFFFFF	#000000	##FFFFFF
##405CA8	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3965AB

Deuteranopia (green-blind)

#285BA6

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405ca8;
/* rgb */ color: rgb(64, 92, 168);
/* oklch */ color: oklch(49.2% 0.126 266.6);

Tailwind

colors: {
  custom: {
    50: '#7e89c2',
    500: '#405ca8',
    950: '#000000',
  },
}

SCSS

$custom: #405ca8;
$custom-light: #7e89c2;
$custom-dark: #000000;

JSON

{
  "hex": "#405ca8",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 168
  },
  "hsl": {
    "h": 223.846,
    "s": 44.828,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4922,
    "c": 0.12596,
    "h": 266.6
  },
  "luminance": 0.11571
}

Semantic roles & 50–950 ramp

primary

#405CA8

secondary

#BFAF85

accent

#B253D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405CA8

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

Preview Lab → · Contrast checker → · Palette generator →