#405FCD#405FCD

#405FCD is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.5% C 0.174 H 268.0°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#405FCD
RGB	rgb(64, 95, 205)
HSL	hsl(227, 59%, 53%)
HSV	hsv(227, 69%, 80%)
CMYK	cmyk(68.8%, 53.7%, 0%, 19.6%)
CIE-LAB	lab(43.77, 25.30, -60.44)
CIE-LCH	lch(43.77, 65.52, 292.72°)
OKLab	oklab(52.47% -0.006 -0.1738)
OKLCH	oklch(52.47% 0.174 268)
XYZ	xyz(17.2222, 13.6805, 59.4787)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405FCD #CDAE40

analogous

#40A5CD #405FCD #6840CD

triadic

#405FCD #CD405F #5FCD40

tetradic

#405FCD #CD40A5 #CDAE40 #40CD68

square

#405FCD #CD40A5 #CDAE40 #40CD68

split-complementary

#405FCD #CD6840 #A5CD40

monochromatic

#1E3174 #2B46A5 #405FCD #7188DA #A1B0E6

Accessibility & contrast

On white

5.62

#405FCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#405FCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405FCD

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405FCD	#FFFFFF	#000000	##FFFFFF
##405FCD	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B6ED1

Deuteranopia (green-blind)

#0061CB

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #405fcd;
/* rgb */ color: rgb(64, 95, 205);
/* oklch */ color: oklch(52.5% 0.174 268.0);

Tailwind

colors: {
  custom: {
    50: '#858cdd',
    500: '#405fcd',
    950: '#000000',
  },
}

SCSS

$custom: #405fcd;
$custom-light: #858cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#405fcd",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 205
  },
  "hsl": {
    "h": 226.809,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.52466,
    "c": 0.17394,
    "h": 268
  },
  "luminance": 0.13682
}

Semantic roles & 50–950 ramp

primary

#405FCD

secondary

#D3C696

accent

#BF46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #405FCD

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

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