#405AA9#405AA9

#405AA9 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.130 H 267.7°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#405AA9
RGB	rgb(64, 90, 169)
HSL	hsl(225, 45%, 46%)
HSV	hsv(225, 62%, 66%)
CMYK	cmyk(62.1%, 46.7%, 0%, 33.7%)
CIE-LAB	lab(40.02, 15.66, -45.47)
CIE-LCH	lch(40.02, 48.09, 289.01°)
OKLab	oklab(48.86% -0.0052 -0.1299)
OKLCH	oklch(48.86% 0.13 267.7)
XYZ	xyz(12.9295, 11.2658, 39.0216)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405AA9 #A98F40

analogous

#408EA9 #405AA9 #5A40A9

triadic

#405AA9 #A9405A #5AA940

tetradic

#405AA9 #A9408E #A98F40 #40A95A

square

#405AA9 #A9408E #A98F40 #40A95A

split-complementary

#405AA9 #A95A40 #8EA940

monochromatic

#1E2B50 #2F427D #405AA9 #627BC4 #8FA0D5

Accessibility & contrast

On white

6.45

#405AA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#405AA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405AA9

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405AA9	#FFFFFF	#000000	##FFFFFF
##405AA9	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3463AC

Deuteranopia (green-blind)

#225AA7

Tritanopia (blue-blind)

#006C79

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #405aa9;
/* rgb */ color: rgb(64, 90, 169);
/* oklch */ color: oklch(48.9% 0.130 267.7);

Tailwind

colors: {
  custom: {
    50: '#7f88c3',
    500: '#405aa9',
    950: '#000000',
  },
}

SCSS

$custom: #405aa9;
$custom-light: #7f88c3;
$custom-dark: #000000;

JSON

{
  "hex": "#405aa9",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 169
  },
  "hsl": {
    "h": 225.143,
    "s": 45.064,
    "l": 45.686
  },
  "oklch": {
    "l": 0.48857,
    "c": 0.12996,
    "h": 267.7
  },
  "luminance": 0.11267
}

Semantic roles & 50–950 ramp

primary

#405AA9

secondary

#C0B185

accent

#B553D5

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405AA9

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

Preview Lab → · Contrast checker → · Palette generator →