#405AC1#405AC1

#405AC1 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.6% C 0.164 H 269.1°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#405AC1
RGB	rgb(64, 90, 193)
HSL	hsl(228, 51%, 50%)
HSV	hsv(228, 67%, 76%)
CMYK	cmyk(66.8%, 53.4%, 0%, 24.3%)
CIE-LAB	lab(41.61, 24.21, -56.99)
CIE-LCH	lch(41.61, 61.92, 293.02°)
OKLab	oklab(50.57% -0.0025 -0.1638)
OKLCH	oklch(50.57% 0.164 269.1)
XYZ	xyz(15.3929, 12.2511, 51.9952)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405AC1 #C1A740

analogous

#409AC1 #405AC1 #6640C1

triadic

#405AC1 #C1405A #5AC140

tetradic

#405AC1 #C1409A #C1A740 #40C166

square

#405AC1 #C1409A #C1A740 #40C166

split-complementary

#405AC1 #C16640 #9AC140

monochromatic

#212F66 #304494 #405AC1 #6E82D0 #9CAADF

Accessibility & contrast

On white

6.09

#405AC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#405AC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405AC1

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405AC1	#FFFFFF	#000000	##FFFFFF
##405AC1	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1268C5

Deuteranopia (green-blind)

#005DBF

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #405ac1;
/* rgb */ color: rgb(64, 90, 193);
/* oklch */ color: oklch(50.6% 0.164 269.1);

Tailwind

colors: {
  custom: {
    50: '#8388d4',
    500: '#405ac1',
    950: '#000000',
  },
}

SCSS

$custom: #405ac1;
$custom-light: #8388d4;
$custom-dark: #000000;

JSON

{
  "hex": "#405ac1",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 193
  },
  "hsl": {
    "h": 227.907,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.50571,
    "c": 0.16379,
    "h": 269.1
  },
  "luminance": 0.12253
}

Semantic roles & 50–950 ramp

primary

#405AC1

secondary

#CBC092

accent

#BE4DDA

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #405AC1

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

Preview Lab → · Contrast checker → · Palette generator →