#405CA0#405CA0

#405CA0 is a mid, moderate blue. Relative luminance 0.113; OKLCH L 48.7% C 0.114 H 265.5°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#405CA0
RGB	rgb(64, 92, 160)
HSL	hsl(223, 43%, 44%)
HSV	hsv(223, 60%, 63%)
CMYK	cmyk(60%, 42.5%, 0%, 37.3%)
CIE-LAB	lab(40.05, 11.20, -40.08)
CIE-LCH	lch(40.05, 41.62, 285.62°)
OKLab	oklab(48.7% -0.0089 -0.114)
OKLCH	oklch(48.7% 0.114 265.5)
XYZ	xyz(12.2845, 11.2813, 34.7810)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405CA0 #A08440

analogous

#408CA0 #405CA0 #5440A0

triadic

#405CA0 #A0405C #5CA040

tetradic

#405CA0 #A0408C #A08440 #40A054

square

#405CA0 #A0408C #A08440 #40A054

split-complementary

#405CA0 #A05440 #8CA040

monochromatic

#1D2A49 #2F4374 #405CA0 #5E7BBF #8A9FD0

Accessibility & contrast

On white

6.45

#405CA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#405CA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405CA0

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405CA0	#FFFFFF	#000000	##FFFFFF
##405CA0	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E63A3

Deuteranopia (green-blind)

#315A9F

Tritanopia (blue-blind)

#006B76

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #405ca0;
/* rgb */ color: rgb(64, 92, 160);
/* oklch */ color: oklch(48.7% 0.114 265.5);

Tailwind

colors: {
  custom: {
    50: '#7d89bc',
    500: '#405ca0',
    950: '#000000',
  },
}

SCSS

$custom: #405ca0;
$custom-light: #7d89bc;
$custom-dark: #000000;

JSON

{
  "hex": "#405ca0",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 160
  },
  "hsl": {
    "h": 222.5,
    "s": 42.857,
    "l": 43.922
  },
  "oklch": {
    "l": 0.48702,
    "c": 0.11437,
    "h": 265.5
  },
  "luminance": 0.11282
}

Semantic roles & 50–950 ramp

primary

#405CA0

secondary

#BBAA81

accent

#AE55D3

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #405CA0

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

Preview Lab → · Contrast checker → · Palette generator →