#445A64#445A64

#445A64 is a mid, muted cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.031 H 227.5°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#445A64
RGB	rgb(68, 90, 100)
HSL	hsl(199, 19%, 33%)
HSV	hsv(199, 32%, 39%)
CMYK	cmyk(32%, 10%, 0%, 60.8%)
CIE-LAB	lab(36.86, -5.65, -8.45)
CIE-LCH	lch(36.86, 10.17, 236.22°)
OKLab	oklab(45.34% -0.0212 -0.0231)
OKLCH	oklch(45.34% 0.031 227.5)
XYZ	xyz(8.3396, 9.4610, 13.4409)
Luminance	0.0946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445A64 #644E44

analogous

#44645E #445A64 #444A64

triadic

#445A64 #64445A #5A6444

tetradic

#445A64 #5E4464 #644E44 #4A6444

square

#445A64 #5E4464 #644E44 #4A6444

split-complementary

#445A64 #64444A #645E44

monochromatic

#12181B #2B3940 #445A64 #5D7B88 #7C99A6

Accessibility & contrast

On white

7.26

#445A64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#445A64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #445A64

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445A64	#FFFFFF	#000000	##FFFFFF
##445A64	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555965

Deuteranopia (green-blind)

#505564

Tritanopia (blue-blind)

#3A5D5D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #445a64;
/* rgb */ color: rgb(68, 90, 100);
/* oklch */ color: oklch(45.3% 0.031 227.5);

Tailwind

colors: {
  custom: {
    50: '#798890',
    500: '#445a64',
    950: '#000000',
  },
}

SCSS

$custom: #445a64;
$custom-light: #798890;
$custom-dark: #000000;

JSON

{
  "hex": "#445a64",
  "rgb": {
    "r": 68,
    "g": 90,
    "b": 100
  },
  "hsl": {
    "h": 198.75,
    "s": 19.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45343,
    "c": 0.03132,
    "h": 227.5
  },
  "luminance": 0.09461
}

Semantic roles & 50–950 ramp

primary

#445A64

secondary

#937C71

accent

#856CBC

background

#F7F8F8

surface

#EDEFF0

border

#C8CACB

text

#090B0C

muted

#7B7C7D

Preview Lab

Preview with #445A64

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

Preview Lab → · Contrast checker → · Palette generator →