#405CAC#405CAC

#405CAC is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.5% C 0.132 H 267.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#405CAC
RGB	rgb(64, 92, 172)
HSL	hsl(224, 46%, 46%)
HSV	hsv(224, 63%, 67%)
CMYK	cmyk(62.8%, 46.5%, 0%, 32.5%)
CIE-LAB	lab(40.77, 15.44, -46.05)
CIE-LCH	lch(40.77, 48.57, 288.53°)
OKLab	oklab(49.49% -0.0068 -0.1315)
OKLCH	oklch(49.49% 0.132 267)
XYZ	xyz(13.3853, 11.7217, 40.5788)
Luminance	0.1172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405CAC #AC9040

analogous

#4092AC #405CAC #5A40AC

triadic

#405CAC #AC405C #5CAC40

tetradic

#405CAC #AC4092 #AC9040 #40AC5A

square

#405CAC #AC4092 #AC9040 #40AC5A

split-complementary

#405CAC #AC5A40 #92AC40

monochromatic

#1F2C53 #2F447F #405CAC #647DC5 #91A3D6

Accessibility & contrast

On white

6.28

#405CAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#405CAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405CAC

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405CAC	#FFFFFF	#000000	##FFFFFF
##405CAC	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3565AF

Deuteranopia (green-blind)

#235CAA

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405cac;
/* rgb */ color: rgb(64, 92, 172);
/* oklch */ color: oklch(49.5% 0.132 267.0);

Tailwind

colors: {
  custom: {
    50: '#7f89c5',
    500: '#405cac',
    950: '#000000',
  },
}

SCSS

$custom: #405cac;
$custom-light: #7f89c5;
$custom-dark: #000000;

JSON

{
  "hex": "#405cac",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 172
  },
  "hsl": {
    "h": 224.444,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.49488,
    "c": 0.13172,
    "h": 267
  },
  "luminance": 0.11723
}

Semantic roles & 50–950 ramp

primary

#405CAC

secondary

#C1B287

accent

#B352D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #405CAC

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

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