#405FC0#405FC0

#405FC0 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.5% C 0.156 H 267.4°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#405FC0
RGB	rgb(64, 95, 192)
HSL	hsl(225, 50%, 50%)
HSV	hsv(225, 67%, 75%)
CMYK	cmyk(66.7%, 50.5%, 0%, 24.7%)
CIE-LAB	lab(42.88, 20.64, -54.36)
CIE-LCH	lch(42.88, 58.15, 290.79°)
OKLab	oklab(51.51% -0.0071 -0.156)
OKLCH	oklch(51.51% 0.156 267.4)
XYZ	xyz(15.7177, 13.0787, 51.5551)
Luminance	0.1308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405FC0 #C0A140

analogous

#409FC0 #405FC0 #6140C0

triadic

#405FC0 #C0405F #5FC040

tetradic

#405FC0 #C0409F #C0A140 #40C061

square

#405FC0 #C0409F #C0A140 #40C061

split-complementary

#405FC0 #C06140 #9FC040

monochromatic

#213164 #304892 #405FC0 #6E86CF #9CACDE

Accessibility & contrast

On white

5.81

#405FC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#405FC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405FC0

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405FC0	#FFFFFF	#000000	##FFFFFF
##405FC0	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#276BC3

Deuteranopia (green-blind)

#0060BE

Tritanopia (blue-blind)

#007686

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #405fc0;
/* rgb */ color: rgb(64, 95, 192);
/* oklch */ color: oklch(51.5% 0.156 267.4);

Tailwind

colors: {
  custom: {
    50: '#838bd4',
    500: '#405fc0',
    950: '#000000',
  },
}

SCSS

$custom: #405fc0;
$custom-light: #838bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#405fc0",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 192
  },
  "hsl": {
    "h": 225.469,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.51509,
    "c": 0.15612,
    "h": 267.4
  },
  "luminance": 0.1308
}

Semantic roles & 50–950 ramp

primary

#405FC0

secondary

#CBBD91

accent

#B84EDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #405FC0

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

Preview Lab → · Contrast checker → · Palette generator →