#405DC2#405DC2

#405DC2 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.2% C 0.161 H 268.2°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#405DC2
RGB	rgb(64, 93, 194)
HSL	hsl(227, 52%, 51%)
HSV	hsv(227, 67%, 76%)
CMYK	cmyk(67%, 52.1%, 0%, 23.9%)
CIE-LAB	lab(42.48, 22.64, -56.17)
CIE-LCH	lch(42.48, 60.57, 291.95°)
OKLab	oklab(51.25% -0.0051 -0.1613)
OKLCH	oklch(51.25% 0.161 268.2)
XYZ	xyz(15.7630, 12.8122, 52.6708)
Luminance	0.1281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DC2 #C2A540

analogous

#409EC2 #405DC2 #6440C2

triadic

#405DC2 #C2405D #5DC240

tetradic

#405DC2 #C2409E #C2A540 #40C264

square

#405DC2 #C2409E #C2A540 #40C264

split-complementary

#405DC2 #C26440 #9EC240

monochromatic

#213067 #304695 #405DC2 #6E84D1 #9DACE0

Accessibility & contrast

On white

5.89

#405DC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#405DC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DC2

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DC2	#FFFFFF	#000000	##FFFFFF
##405DC2	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D6AC6

Deuteranopia (green-blind)

#005FC0

Tritanopia (blue-blind)

#007586

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #405dc2;
/* rgb */ color: rgb(64, 93, 194);
/* oklch */ color: oklch(51.2% 0.161 268.2);

Tailwind

colors: {
  custom: {
    50: '#838ad5',
    500: '#405dc2',
    950: '#000000',
  },
}

SCSS

$custom: #405dc2;
$custom-light: #838ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#405dc2",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 194
  },
  "hsl": {
    "h": 226.615,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.51247,
    "c": 0.1614,
    "h": 268.2
  },
  "luminance": 0.12814
}

Semantic roles & 50–950 ramp

primary

#405DC2

secondary

#CCBF92

accent

#BB4DDB

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #405DC2

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

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