#405FAF#405FAF

#405FAF is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.3% C 0.132 H 265.9°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#405FAF
RGB	rgb(64, 95, 175)
HSL	hsl(223, 46%, 47%)
HSV	hsv(223, 63%, 69%)
CMYK	cmyk(63.4%, 45.7%, 0%, 31.4%)
CIE-LAB	lab(41.80, 14.57, -46.17)
CIE-LCH	lch(41.80, 48.42, 287.52°)
OKLab	oklab(50.33% -0.0094 -0.1319)
OKLCH	oklch(50.33% 0.132 265.9)
XYZ	xyz(13.9418, 12.3683, 42.2017)
Luminance	0.1237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405FAF #AF9040

analogous

#4097AF #405FAF #5840AF

triadic

#405FAF #AF405F #5FAF40

tetradic

#405FAF #AF4097 #AF9040 #40AF58

square

#405FAF #AF4097 #AF9040 #40AF58

split-complementary

#405FAF #AF5840 #97AF40

monochromatic

#1F2E55 #304782 #405FAF #6581C7 #92A5D7

Accessibility & contrast

On white

6.04

#405FAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#405FAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405FAF

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405FAF	#FFFFFF	#000000	##FFFFFF
##405FAF	1.00	6.04	3.47	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3968B2

Deuteranopia (green-blind)

#265EAD

Tritanopia (blue-blind)

#00717E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #405faf;
/* rgb */ color: rgb(64, 95, 175);
/* oklch */ color: oklch(50.3% 0.132 265.9);

Tailwind

colors: {
  custom: {
    50: '#808cc7',
    500: '#405faf',
    950: '#000000',
  },
}

SCSS

$custom: #405faf;
$custom-light: #808cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#405faf",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 175
  },
  "hsl": {
    "h": 223.243,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.50332,
    "c": 0.13221,
    "h": 265.9
  },
  "luminance": 0.1237
}

Semantic roles & 50–950 ramp

primary

#405FAF

secondary

#C3B288

accent

#B152D6

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #405FAF

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

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