#405EA1#405EA1

#405EA1 is a mid, moderate blue. Relative luminance 0.117; OKLCH L 49.2% C 0.113 H 264.4°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#405EA1
RGB	rgb(64, 94, 161)
HSL	hsl(221, 43%, 44%)
HSV	hsv(221, 60%, 63%)
CMYK	cmyk(60.2%, 41.6%, 0%, 36.9%)
CIE-LAB	lab(40.68, 10.27, -39.67)
CIE-LCH	lch(40.68, 40.98, 284.52°)
OKLab	oklab(49.21% -0.011 -0.1128)
OKLCH	oklch(49.21% 0.113 264.4)
XYZ	xyz(12.5479, 11.6676, 35.3021)
Luminance	0.1167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405EA1 #A18340

analogous

#408FA1 #405EA1 #5340A1

triadic

#405EA1 #A1405E #5EA140

tetradic

#405EA1 #A1408F #A18340 #40A153

square

#405EA1 #A1408F #A18340 #40A153

split-complementary

#405EA1 #A15340 #8FA140

monochromatic

#1D2B49 #2F4475 #405EA1 #5F7DBF #8BA0D1

Accessibility & contrast

On white

6.30

#405EA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#405EA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405EA1

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405EA1	#FFFFFF	#000000	##FFFFFF
##405EA1	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4165A4

Deuteranopia (green-blind)

#345CA0

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405ea1;
/* rgb */ color: rgb(64, 94, 161);
/* oklch */ color: oklch(49.2% 0.113 264.4);

Tailwind

colors: {
  custom: {
    50: '#7d8bbd',
    500: '#405ea1',
    950: '#000000',
  },
}

SCSS

$custom: #405ea1;
$custom-light: #7d8bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#405ea1",
  "rgb": {
    "r": 64,
    "g": 94,
    "b": 161
  },
  "hsl": {
    "h": 221.443,
    "s": 43.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49208,
    "c": 0.11332,
    "h": 264.4
  },
  "luminance": 0.11669
}

Semantic roles & 50–950 ramp

primary

#405EA1

secondary

#BCAA81

accent

#AC55D3

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #405EA1

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

Preview Lab → · Contrast checker → · Palette generator →