#40586C#40586C

#40586C is a dark, muted cyan. Relative luminance 0.092; OKLCH L 44.9% C 0.044 H 244.1°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#40586C
RGB	rgb(64, 88, 108)
HSL	hsl(207, 26%, 34%)
HSV	hsv(207, 41%, 42%)
CMYK	cmyk(40.7%, 18.5%, 0%, 57.6%)
CIE-LAB	lab(36.27, -3.40, -14.33)
CIE-LCH	lch(36.27, 14.73, 256.63°)
OKLab	oklab(44.92% -0.0192 -0.0396)
OKLCH	oklch(44.92% 0.044 244.1)
XYZ	xyz(8.3100, 9.1517, 15.5130)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40586C #6C5440

analogous

#406C6A #40586C #40426C

triadic

#40586C #6C4058 #586C40

tetradic

#40586C #6A406C #6C5440 #426C40

square

#40586C #6A406C #6C5440 #426C40

split-complementary

#40586C #6C4042 #6C6A40

monochromatic

#12191F #293946 #40586C #577792 #7896AF

Accessibility & contrast

On white

7.42

#40586C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#40586C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40586C

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40586C	#FFFFFF	#000000	##FFFFFF
##40586C	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50586D

Deuteranopia (green-blind)

#4A536C

Tritanopia (blue-blind)

#305D5F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #40586c;
/* rgb */ color: rgb(64, 88, 108);
/* oklch */ color: oklch(44.9% 0.044 244.1);

Tailwind

colors: {
  custom: {
    50: '#778796',
    500: '#40586c',
    950: '#000000',
  },
}

SCSS

$custom: #40586c;
$custom-light: #778796;
$custom-dark: #000000;

JSON

{
  "hex": "#40586c",
  "rgb": {
    "r": 64,
    "g": 88,
    "b": 108
  },
  "hsl": {
    "h": 207.273,
    "s": 25.581,
    "l": 33.725
  },
  "oklch": {
    "l": 0.44916,
    "c": 0.04398,
    "h": 244.1
  },
  "luminance": 0.09152
}

Semantic roles & 50–950 ramp

primary

#40586C

secondary

#9A826E

accent

#9066C2

background

#F7F8F9

surface

#EDEFF1

border

#C8CACB

text

#090B0D

muted

#7B7C7E

Preview Lab

Preview with #40586C

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

Preview Lab → · Contrast checker → · Palette generator →