#405EA5#405EA5

#405EA5 is a mid, moderate blue. Relative luminance 0.118; OKLCH L 49.5% C 0.119 H 265.1°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#405EA5
RGB	rgb(64, 94, 165)
HSL	hsl(222, 44%, 45%)
HSV	hsv(222, 61%, 65%)
CMYK	cmyk(61.2%, 43%, 0%, 35.3%)
CIE-LAB	lab(40.91, 11.68, -41.68)
CIE-LCH	lch(40.91, 43.28, 285.65°)
OKLab	oklab(49.46% -0.0102 -0.1187)
OKLCH	oklch(49.46% 0.119 265.1)
XYZ	xyz(12.9063, 11.8109, 37.1896)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405EA5 #A58740

analogous

#4091A5 #405EA5 #5440A5

triadic

#405EA5 #A5405E #5EA540

tetradic

#405EA5 #A54091 #A58740 #40A554

square

#405EA5 #A54091 #A58740 #40A554

split-complementary

#405EA5 #A55440 #91A540

monochromatic

#1E2C4D #2F4579 #405EA5 #617DC2 #8DA2D3

Accessibility & contrast

On white

6.25

#405EA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#405EA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405EA5

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405EA5	#FFFFFF	#000000	##FFFFFF
##405EA5	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E65A8

Deuteranopia (green-blind)

#305CA4

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405ea5;
/* rgb */ color: rgb(64, 94, 165);
/* oklch */ color: oklch(49.5% 0.119 265.1);

Tailwind

colors: {
  custom: {
    50: '#7e8bc0',
    500: '#405ea5',
    950: '#000000',
  },
}

SCSS

$custom: #405ea5;
$custom-light: #7e8bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#405ea5",
  "rgb": {
    "r": 64,
    "g": 94,
    "b": 165
  },
  "hsl": {
    "h": 222.178,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.49461,
    "c": 0.11912,
    "h": 265.1
  },
  "luminance": 0.11812
}

Semantic roles & 50–950 ramp

primary

#405EA5

secondary

#BEAC83

accent

#AE54D4

background

#F8F8FB

surface

#EFF0F7

border

#CACBD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405EA5

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

Preview Lab → · Contrast checker → · Palette generator →