#40495D#40495D

#40495D is a dark, muted blue. Relative luminance 0.066; OKLCH L 40.6% C 0.036 H 265.9°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#40495D
RGB	rgb(64, 73, 93)
HSL	hsl(221, 18%, 31%)
HSV	hsv(221, 31%, 36%)
CMYK	cmyk(31.2%, 21.5%, 0%, 63.5%)
CIE-LAB	lab(30.99, 1.65, -12.97)
CIE-LCH	lch(30.99, 13.07, 277.27°)
OKLab	oklab(40.56% -0.0026 -0.0357)
OKLCH	oklch(40.56% 0.036 265.9)
XYZ	xyz(6.4721, 6.6452, 11.2954)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40495D #5D5440

analogous

#40575D #40495D #45405D

triadic

#40495D #5D4049 #495D40

tetradic

#40495D #5D4057 #5D5440 #405D45

square

#40495D #5D4057 #5D5440 #405D45

split-complementary

#40495D #5D4540 #575D40

monochromatic

#0E1014 #272D39 #40495D #596581 #7684A1

Accessibility & contrast

On white

9.02

#40495D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#40495D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40495D

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40495D	#FFFFFF	#000000	##FFFFFF
##40495D	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434A5E

Deuteranopia (green-blind)

#40485D

Tritanopia (blue-blind)

#384D50

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #40495d;
/* rgb */ color: rgb(64, 73, 93);
/* oklch */ color: oklch(40.6% 0.036 265.9);

Tailwind

colors: {
  custom: {
    50: '#757b8b',
    500: '#40495d',
    950: '#000000',
  },
}

SCSS

$custom: #40495d;
$custom-light: #757b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#40495d",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 93
  },
  "hsl": {
    "h": 221.379,
    "s": 18.471,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40556,
    "c": 0.03576,
    "h": 265.9
  },
  "luminance": 0.06645
}

Semantic roles & 50–950 ramp

primary

#40495D

secondary

#8C836C

accent

#A36DBB

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08090C

muted

#7B7B7D

Preview Lab

Preview with #40495D

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

Preview Lab → · Contrast checker → · Palette generator →