#40405A#40405A

#40405A is a dark, muted blue. Relative luminance 0.055; OKLCH L 38.3% C 0.044 H 284.1°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#40405A
RGB	rgb(64, 64, 90)
HSL	hsl(240, 17%, 30%)
HSV	hsv(240, 29%, 35%)
CMYK	cmyk(28.9%, 28.9%, 0%, 64.7%)
CIE-LAB	lab(28.10, 6.68, -15.46)
CIE-LCH	lch(28.10, 16.85, 293.36°)
OKLab	oklab(38.27% 0.0107 -0.0427)
OKLCH	oklch(38.27% 0.044 284.1)
XYZ	xyz(5.7927, 5.4948, 10.4263)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40405A #5A5A40

analogous

#404D5A #40405A #4D405A

triadic

#40405A #5A4040 #405A40

tetradic

#40405A #5A404D #5A5A40 #405A4D

square

#40405A #5A404D #5A5A40 #405A4D

split-complementary

#40405A #5A4D40 #4D5A40

monochromatic

#0D0D12 #272736 #40405A #59597E #76769E

Accessibility & contrast

On white

10.00

#40405A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#40405A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40405A

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40405A	#FFFFFF	#000000	##FFFFFF
##40405A	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39435B

Deuteranopia (green-blind)

#384259

Tritanopia (blue-blind)

#3A4549

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #40405a;
/* rgb */ color: rgb(64, 64, 90);
/* oklch */ color: oklch(38.3% 0.044 284.1);

Tailwind

colors: {
  custom: {
    50: '#757488',
    500: '#40405a',
    950: '#000000',
  },
}

SCSS

$custom: #40405a;
$custom-light: #757488;
$custom-dark: #000000;

JSON

{
  "hex": "#40405a",
  "rgb": {
    "r": 64,
    "g": 64,
    "b": 90
  },
  "hsl": {
    "h": 240,
    "s": 16.883,
    "l": 30.196
  },
  "oklch": {
    "l": 0.38268,
    "c": 0.04404,
    "h": 284.1
  },
  "luminance": 0.05495
}

Semantic roles & 50–950 ramp

primary

#40405A

secondary

#89896C

accent

#BA6EBA

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #40405A

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

Preview Lab → · Contrast checker → · Palette generator →