#405FC8#405FC8

#405FC8 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.1% C 0.167 H 267.8°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#405FC8
RGB	rgb(64, 95, 200)
HSL	hsl(226, 55%, 52%)
HSV	hsv(226, 68%, 78%)
CMYK	cmyk(68%, 52.5%, 0%, 21.6%)
CIE-LAB	lab(43.42, 23.51, -58.12)
CIE-LCH	lch(43.42, 62.70, 292.02°)
OKLab	oklab(52.09% -0.0064 -0.167)
OKLCH	oklch(52.09% 0.167 267.8)
XYZ	xyz(16.6283, 13.4429, 56.3508)
Luminance	0.1344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405FC8 #C8A940

analogous

#40A3C8 #405FC8 #6540C8

triadic

#405FC8 #C8405F #5FC840

tetradic

#405FC8 #C840A3 #C8A940 #40C865

square

#405FC8 #C840A3 #C8A940 #40C865

split-complementary

#405FC8 #C86540 #A3C840

monochromatic

#20326E #2D479D #405FC8 #7087D6 #9FAFE3

Accessibility & contrast

On white

5.69

#405FC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#405FC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405FC8

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405FC8	#FFFFFF	#000000	##FFFFFF
##405FC8	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#196DCC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #405fc8;
/* rgb */ color: rgb(64, 95, 200);
/* oklch */ color: oklch(52.1% 0.167 267.8);

Tailwind

colors: {
  custom: {
    50: '#848cd9',
    500: '#405fc8',
    950: '#000000',
  },
}

SCSS

$custom: #405fc8;
$custom-light: #848cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#405fc8",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 200
  },
  "hsl": {
    "h": 226.324,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.52092,
    "c": 0.16714,
    "h": 267.8
  },
  "luminance": 0.13445
}

Semantic roles & 50–950 ramp

primary

#405FC8

secondary

#D0C294

accent

#BD49DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #405FC8

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

Preview Lab → · Contrast checker → · Palette generator →