#405DAF#405DAF

#405DAF is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.135 H 266.9°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#405DAF
RGB	rgb(64, 93, 175)
HSL	hsl(224, 46%, 47%)
HSV	hsv(224, 63%, 69%)
CMYK	cmyk(63.4%, 46.9%, 0%, 31.4%)
CIE-LAB	lab(41.24, 15.86, -47.07)
CIE-LCH	lch(41.24, 49.67, 288.62°)
OKLab	oklab(49.9% -0.0074 -0.1345)
OKLCH	oklch(49.9% 0.135 266.9)
XYZ	xyz(13.7639, 12.0126, 42.1425)
Luminance	0.1201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DAF #AF9240

analogous

#4095AF #405DAF #5A40AF

triadic

#405DAF #AF405D #5DAF40

tetradic

#405DAF #AF4095 #AF9240 #40AF5A

square

#405DAF #AF4095 #AF9240 #40AF5A

split-complementary

#405DAF #AF5A40 #95AF40

monochromatic

#1F2D55 #304582 #405DAF #657FC7 #92A4D7

Accessibility & contrast

On white

6.17

#405DAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#405DAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DAF

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DAF	#FFFFFF	#000000	##FFFFFF
##405DAF	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3567B2

Deuteranopia (green-blind)

#215DAD

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #405daf;
/* rgb */ color: rgb(64, 93, 175);
/* oklch */ color: oklch(49.9% 0.135 266.9);

Tailwind

colors: {
  custom: {
    50: '#808ac7',
    500: '#405daf',
    950: '#000000',
  },
}

SCSS

$custom: #405daf;
$custom-light: #808ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#405daf",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 175
  },
  "hsl": {
    "h": 224.324,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.49904,
    "c": 0.13473,
    "h": 266.9
  },
  "luminance": 0.12014
}

Semantic roles & 50–950 ramp

primary

#405DAF

secondary

#C3B388

accent

#B452D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #405DAF

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

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