#405CAA#405CAA

#405CAA is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.4% C 0.129 H 266.8°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#405CAA
RGB	rgb(64, 92, 170)
HSL	hsl(224, 45%, 46%)
HSV	hsv(224, 62%, 67%)
CMYK	cmyk(62.4%, 45.9%, 0%, 33.3%)
CIE-LAB	lab(40.65, 14.73, -45.06)
CIE-LCH	lch(40.65, 47.41, 288.10°)
OKLab	oklab(49.35% -0.0071 -0.1286)
OKLCH	oklch(49.35% 0.129 266.8)
XYZ	xyz(13.1947, 11.6454, 39.5749)
Luminance	0.1165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405CAA #AA8E40

analogous

#4091AA #405CAA #5940AA

triadic

#405CAA #AA405C #5CAA40

tetradic

#405CAA #AA4091 #AA8E40 #40AA59

square

#405CAA #AA4091 #AA8E40 #40AA59

split-complementary

#405CAA #AA5940 #91AA40

monochromatic

#1F2C51 #2F447E #405CAA #637DC4 #8FA2D5

Accessibility & contrast

On white

6.31

#405CAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#405CAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405CAA

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405CAA	#FFFFFF	#000000	##FFFFFF
##405CAA	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3765AD

Deuteranopia (green-blind)

#265BA8

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405caa;
/* rgb */ color: rgb(64, 92, 170);
/* oklch */ color: oklch(49.4% 0.129 266.8);

Tailwind

colors: {
  custom: {
    50: '#7f89c4',
    500: '#405caa',
    950: '#000000',
  },
}

SCSS

$custom: #405caa;
$custom-light: #7f89c4;
$custom-dark: #000000;

JSON

{
  "hex": "#405caa",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 170
  },
  "hsl": {
    "h": 224.151,
    "s": 45.299,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49353,
    "c": 0.12885,
    "h": 266.8
  },
  "luminance": 0.11647
}

Semantic roles & 50–950 ramp

primary

#405CAA

secondary

#C0B186

accent

#B353D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #405CAA

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

Preview Lab → · Contrast checker → · Palette generator →