#40495C#40495C

#40495C is a dark, muted blue. Relative luminance 0.066; OKLCH L 40.5% C 0.034 H 265.0°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#40495C
RGB	rgb(64, 73, 92)
HSL	hsl(221, 18%, 31%)
HSV	hsv(221, 30%, 36%)
CMYK	cmyk(30.4%, 20.7%, 0%, 63.9%)
CIE-LAB	lab(30.94, 1.37, -12.39)
CIE-LCH	lch(30.94, 12.47, 276.31°)
OKLab	oklab(40.51% -0.0029 -0.034)
OKLCH	oklch(40.51% 0.034 265)
XYZ	xyz(6.4281, 6.6276, 11.0637)
Luminance	0.0663 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40495C #5C5340

analogous

#40575C #40495C #45405C

triadic

#40495C #5C4049 #495C40

tetradic

#40495C #5C4057 #5C5340 #405C45

square

#40495C #5C4057 #5C5340 #405C45

split-complementary

#40495C #5C4540 #575C40

monochromatic

#0E1014 #272C38 #40495C #596680 #7684A0

Accessibility & contrast

On white

9.03

#40495C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#40495C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40495C

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40495C	#FFFFFF	#000000	##FFFFFF
##40495C	1.00	9.03	2.33	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434A5D

Deuteranopia (green-blind)

#40485C

Tritanopia (blue-blind)

#384D4F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #40495c;
/* rgb */ color: rgb(64, 73, 92);
/* oklch */ color: oklch(40.5% 0.034 265.0);

Tailwind

colors: {
  custom: {
    50: '#757b8a',
    500: '#40495c',
    950: '#000000',
  },
}

SCSS

$custom: #40495c;
$custom-light: #757b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#40495c",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 92
  },
  "hsl": {
    "h": 220.714,
    "s": 17.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.4051,
    "c": 0.03417,
    "h": 265
  },
  "luminance": 0.06628
}

Semantic roles & 50–950 ramp

primary

#40495C

secondary

#8B816C

accent

#A26DBB

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08090B

muted

#7B7B7C

Preview Lab

Preview with #40495C

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

Preview Lab → · Contrast checker → · Palette generator →