#405AA5#405AA5

#405AA5 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.6% C 0.124 H 267.3°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#405AA5
RGB	rgb(64, 90, 165)
HSL	hsl(225, 44%, 45%)
HSV	hsv(225, 61%, 65%)
CMYK	cmyk(61.2%, 45.5%, 0%, 35.3%)
CIE-LAB	lab(39.78, 14.25, -43.49)
CIE-LCH	lch(39.78, 45.76, 288.14°)
OKLab	oklab(48.59% -0.0058 -0.124)
OKLCH	oklch(48.59% 0.124 267.3)
XYZ	xyz(12.5597, 11.1179, 37.0741)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405AA5 #A58B40

analogous

#408DA5 #405AA5 #5840A5

triadic

#405AA5 #A5405A #5AA540

tetradic

#405AA5 #A5408D #A58B40 #40A558

square

#405AA5 #A5408D #A58B40 #40A558

split-complementary

#405AA5 #A55840 #8DA540

monochromatic

#1E2A4D #2F4279 #405AA5 #617AC2 #8D9FD3

Accessibility & contrast

On white

6.51

#405AA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#405AA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405AA5

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405AA5	#FFFFFF	#000000	##FFFFFF
##405AA5	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3763A8

Deuteranopia (green-blind)

#2859A3

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #405aa5;
/* rgb */ color: rgb(64, 90, 165);
/* oklch */ color: oklch(48.6% 0.124 267.3);

Tailwind

colors: {
  custom: {
    50: '#7e88c0',
    500: '#405aa5',
    950: '#000000',
  },
}

SCSS

$custom: #405aa5;
$custom-light: #7e88c0;
$custom-dark: #000000;

JSON

{
  "hex": "#405aa5",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 165
  },
  "hsl": {
    "h": 224.554,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.48589,
    "c": 0.12419,
    "h": 267.3
  },
  "luminance": 0.11119
}

Semantic roles & 50–950 ramp

primary

#405AA5

secondary

#BEAF83

accent

#B354D4

background

#F8F8FB

surface

#EFEFF7

border

#CACAD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405AA5

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

Preview Lab → · Contrast checker → · Palette generator →