#40565C#40565C

#40565C is a dark, muted cyan. Relative luminance 0.085; OKLCH L 43.7% C 0.029 H 216.3°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#40565C
RGB	rgb(64, 86, 92)
HSL	hsl(193, 18%, 31%)
HSV	hsv(193, 30%, 36%)
CMYK	cmyk(30.4%, 6.5%, 0%, 63.9%)
CIE-LAB	lab(35.04, -6.75, -6.21)
CIE-LCH	lch(35.04, 9.17, 222.60°)
OKLab	oklab(43.74% -0.023 -0.0169)
OKLCH	oklch(43.74% 0.029 216.3)
XYZ	xyz(7.3733, 8.5179, 11.3788)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40565C #5C4640

analogous

#405C54 #40565C #40485C

triadic

#40565C #5C4056 #565C40

tetradic

#40565C #54405C #5C4640 #485C40

square

#40565C #54405C #5C4640 #485C40

split-complementary

#40565C #5C4048 #5C5440

monochromatic

#0E1314 #273438 #40565C #597880 #7697A0

Accessibility & contrast

On white

7.77

#40565C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#40565C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40565C

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40565C	#FFFFFF	#000000	##FFFFFF
##40565C	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52545C

Deuteranopia (green-blind)

#4D515C

Tritanopia (blue-blind)

#375858

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #40565c;
/* rgb */ color: rgb(64, 86, 92);
/* oklch */ color: oklch(43.7% 0.029 216.3);

Tailwind

colors: {
  custom: {
    50: '#75858a',
    500: '#40565c',
    950: '#000000',
  },
}

SCSS

$custom: #40565c;
$custom-light: #75858a;
$custom-dark: #000000;

JSON

{
  "hex": "#40565c",
  "rgb": {
    "r": 64,
    "g": 86,
    "b": 92
  },
  "hsl": {
    "h": 192.857,
    "s": 17.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.43738,
    "c": 0.02858,
    "h": 216.3
  },
  "luminance": 0.08518
}

Semantic roles & 50–950 ramp

primary

#40565C

secondary

#8B736C

accent

#7E6DBB

background

#F7F8F8

surface

#EDEFF0

border

#C8CACB

text

#080B0B

muted

#7B7C7C

Preview Lab

Preview with #40565C

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

Preview Lab → · Contrast checker → · Palette generator →