#405DBE#405DBE

#405DBE is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.156 H 268.0°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#405DBE
RGB	rgb(64, 93, 190)
HSL	hsl(226, 50%, 50%)
HSV	hsv(226, 66%, 75%)
CMYK	cmyk(66.3%, 51.1%, 0%, 25.5%)
CIE-LAB	lab(42.21, 21.21, -54.29)
CIE-LCH	lch(42.21, 58.28, 291.34°)
OKLab	oklab(50.96% -0.0055 -0.1558)
OKLCH	oklch(50.96% 0.156 268)
XYZ	xyz(15.3198, 12.6350, 50.3367)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DBE #BEA140

analogous

#409CBE #405DBE #6240BE

triadic

#405DBE #BE405D #5DBE40

tetradic

#405DBE #BE409C #BEA140 #40BE62

square

#405DBE #BE409C #BEA140 #40BE62

split-complementary

#405DBE #BE6240 #9CBE40

monochromatic

#213062 #314790 #405DBE #6D84CE #9BAADD

Accessibility & contrast

On white

5.95

#405DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#405DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DBE

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DBE	#FFFFFF	#000000	##FFFFFF
##405DBE	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#246AC1

Deuteranopia (green-blind)

#005EBC

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #405dbe;
/* rgb */ color: rgb(64, 93, 190);
/* oklch */ color: oklch(51.0% 0.156 268.0);

Tailwind

colors: {
  custom: {
    50: '#828ad2',
    500: '#405dbe',
    950: '#000000',
  },
}

SCSS

$custom: #405dbe;
$custom-light: #828ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#405dbe",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 190
  },
  "hsl": {
    "h": 226.19,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50956,
    "c": 0.15586,
    "h": 268
  },
  "luminance": 0.12636
}

Semantic roles & 50–950 ramp

primary

#405DBE

secondary

#C9BC90

accent

#B94FD9

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #405DBE

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

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