#445B64#445B64

#445B64 is a mid, muted cyan. Relative luminance 0.096; OKLCH L 45.6% C 0.031 H 223.9°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#445B64
RGB	rgb(68, 91, 100)
HSL	hsl(197, 19%, 33%)
HSV	hsv(197, 32%, 39%)
CMYK	cmyk(32%, 9%, 0%, 60.8%)
CIE-LAB	lab(37.17, -6.26, -7.98)
CIE-LCH	lch(37.17, 10.14, 231.90°)
OKLab	oklab(45.59% -0.0226 -0.0218)
OKLCH	oklch(45.59% 0.031 223.9)
XYZ	xyz(8.4245, 9.6308, 13.4692)
Luminance	0.0963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445B64 #644D44

analogous

#44645D #445B64 #444B64

triadic

#445B64 #64445B #5B6444

tetradic

#445B64 #5D4464 #644D44 #4B6444

square

#445B64 #5D4464 #644D44 #4B6444

split-complementary

#445B64 #64444B #645D44

monochromatic

#12191B #2B3A40 #445B64 #5D7C88 #7C9AA6

Accessibility & contrast

On white

7.18

#445B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#445B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #445B64

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445B64	#FFFFFF	#000000	##FFFFFF
##445B64	1.00	7.18	2.93	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565A65

Deuteranopia (green-blind)

#515664

Tritanopia (blue-blind)

#3A5E5E

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #445b64;
/* rgb */ color: rgb(68, 91, 100);
/* oklch */ color: oklch(45.6% 0.031 223.9);

Tailwind

colors: {
  custom: {
    50: '#798990',
    500: '#445b64',
    950: '#000000',
  },
}

SCSS

$custom: #445b64;
$custom-light: #798990;
$custom-dark: #000000;

JSON

{
  "hex": "#445b64",
  "rgb": {
    "r": 68,
    "g": 91,
    "b": 100
  },
  "hsl": {
    "h": 196.875,
    "s": 19.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45592,
    "c": 0.03143,
    "h": 223.9
  },
  "luminance": 0.09631
}

Semantic roles & 50–950 ramp

primary

#445B64

secondary

#937B71

accent

#826CBC

background

#F7F8F8

surface

#EDF0F0

border

#C8CBCB

text

#090B0C

muted

#7B7C7D

Preview Lab

Preview with #445B64

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

Preview Lab → · Contrast checker → · Palette generator →