#405256#405256

#405256 is a dark, muted cyan. Relative luminance 0.078; OKLCH L 42.5% C 0.023 H 212.7°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#405256
RGB	rgb(64, 82, 86)
HSL	hsl(191, 15%, 29%)
HSV	hsv(191, 26%, 34%)
CMYK	cmyk(25.6%, 4.7%, 0%, 66.3%)
CIE-LAB	lab(33.55, -5.92, -4.64)
CIE-LCH	lch(33.55, 7.52, 218.09°)
OKLab	oklab(42.49% -0.0196 -0.0126)
OKLCH	oklch(42.49% 0.023 212.7)
XYZ	xyz(6.8109, 7.7962, 9.9483)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405256 #564440

analogous

#40564F #405256 #404756

triadic

#405256 #564052 #525640

tetradic

#405256 #4F4056 #564440 #475640

square

#405256 #4F4056 #564440 #475640

split-complementary

#405256 #564047 #564F40

monochromatic

#0D1112 #263133 #405256 #5A7379 #77939A

Accessibility & contrast

On white

8.21

#405256 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#405256 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405256

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405256	#FFFFFF	#000000	##FFFFFF
##405256	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5156

Deuteranopia (green-blind)

#4B4E56

Tritanopia (blue-blind)

#395453

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #405256;
/* rgb */ color: rgb(64, 82, 86);
/* oklch */ color: oklch(42.5% 0.023 212.7);

Tailwind

colors: {
  custom: {
    50: '#758285',
    500: '#405256',
    950: '#000000',
  },
}

SCSS

$custom: #405256;
$custom-light: #758285;
$custom-dark: #000000;

JSON

{
  "hex": "#405256",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 86
  },
  "hsl": {
    "h": 190.909,
    "s": 14.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.42492,
    "c": 0.02333,
    "h": 212.7
  },
  "luminance": 0.07796
}

Semantic roles & 50–950 ramp

primary

#405256

secondary

#85716C

accent

#7D70B7

background

#F7F7F8

surface

#EDEEEF

border

#C8C9CA

text

#080A0B

muted

#7B7C7C

Preview Lab

Preview with #405256

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

Preview Lab → · Contrast checker → · Palette generator →