#405EA8#405EA8

#405EA8 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.7% C 0.123 H 265.5°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#405EA8
RGB	rgb(64, 94, 168)
HSL	hsl(223, 45%, 45%)
HSV	hsv(223, 62%, 66%)
CMYK	cmyk(61.9%, 44%, 0%, 34.1%)
CIE-LAB	lab(41.09, 12.73, -43.17)
CIE-LCH	lch(41.09, 45.01, 286.43°)
OKLab	oklab(49.66% -0.0096 -0.1231)
OKLCH	oklch(49.66% 0.123 265.5)
XYZ	xyz(13.1825, 11.9214, 38.6446)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405EA8 #A88A40

analogous

#4092A8 #405EA8 #5640A8

triadic

#405EA8 #A8405E #5EA840

tetradic

#405EA8 #A84092 #A88A40 #40A856

square

#405EA8 #A84092 #A88A40 #40A856

split-complementary

#405EA8 #A85640 #92A840

monochromatic

#1E2C4F #2F457C #405EA8 #627EC3 #8EA2D4

Accessibility & contrast

On white

6.20

#405EA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#405EA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405EA8

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405EA8	#FFFFFF	#000000	##FFFFFF
##405EA8	1.00	6.20	3.38	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C66AB

Deuteranopia (green-blind)

#2D5CA6

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #405ea8;
/* rgb */ color: rgb(64, 94, 168);
/* oklch */ color: oklch(49.7% 0.123 265.5);

Tailwind

colors: {
  custom: {
    50: '#7e8bc2',
    500: '#405ea8',
    950: '#000000',
  },
}

SCSS

$custom: #405ea8;
$custom-light: #7e8bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#405ea8",
  "rgb": {
    "r": 64,
    "g": 94,
    "b": 168
  },
  "hsl": {
    "h": 222.692,
    "s": 44.828,
    "l": 45.49
  },
  "oklch": {
    "l": 0.49655,
    "c": 0.12343,
    "h": 265.5
  },
  "luminance": 0.11923
}

Semantic roles & 50–950 ramp

primary

#405EA8

secondary

#BFAE85

accent

#AF53D5

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405EA8

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

Preview Lab → · Contrast checker → · Palette generator →