#405ABD#405ABD

#405ABD is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.3% C 0.158 H 269.0°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#405ABD
RGB	rgb(64, 90, 189)
HSL	hsl(228, 49%, 50%)
HSV	hsv(228, 66%, 74%)
CMYK	cmyk(66.1%, 52.4%, 0%, 25.9%)
CIE-LAB	lab(41.34, 22.78, -55.11)
CIE-LCH	lch(41.34, 59.64, 292.46°)
OKLab	oklab(50.27% -0.0028 -0.1582)
OKLCH	oklch(50.27% 0.158 269)
XYZ	xyz(14.9527, 12.0751, 49.6770)
Luminance	0.1208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405ABD #BDA340

analogous

#4099BD #405ABD #6540BD

triadic

#405ABD #BD405A #5ABD40

tetradic

#405ABD #BD4099 #BDA340 #40BD65

square

#405ABD #BD4099 #BDA340 #40BD65

split-complementary

#405ABD #BD6540 #99BD40

monochromatic

#212E62 #31448F #405ABD #6D81CD #9AA8DD

Accessibility & contrast

On white

6.15

#405ABD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#405ABD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405ABD

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405ABD	#FFFFFF	#000000	##FFFFFF
##405ABD	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B67C1

Deuteranopia (green-blind)

#005CBB

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #405abd;
/* rgb */ color: rgb(64, 90, 189);
/* oklch */ color: oklch(50.3% 0.158 269.0);

Tailwind

colors: {
  custom: {
    50: '#8288d2',
    500: '#405abd',
    950: '#000000',
  },
}

SCSS

$custom: #405abd;
$custom-light: #8288d2;
$custom-dark: #000000;

JSON

{
  "hex": "#405abd",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 189
  },
  "hsl": {
    "h": 227.52,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.50273,
    "c": 0.15827,
    "h": 269
  },
  "luminance": 0.12076
}

Semantic roles & 50–950 ramp

primary

#405ABD

secondary

#C9BD90

accent

#BC4FD9

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #405ABD

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

Preview Lab → · Contrast checker → · Palette generator →