#223C3A#223C3A

#223C3A is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.5% C 0.032 H 189.5°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#223C3A
RGB	rgb(34, 60, 58)
HSL	hsl(175, 28%, 18%)
HSV	hsv(175, 43%, 24%)
CMYK	cmyk(43.3%, 0%, 3.3%, 76.5%)
CIE-LAB	lab(23.26, -10.53, -1.92)
CIE-LCH	lch(23.26, 10.70, 190.32°)
OKLab	oklab(33.45% -0.0318 -0.0053)
OKLCH	oklch(33.45% 0.032 189.5)
XYZ	xyz(3.0390, 3.8771, 4.5904)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C3A #3C2224

analogous

#223C2D #223C3A #22313C

triadic

#223C3A #3A223C #3C3A22

tetradic

#223C3A #2D223C #3C2224 #313C22

square

#223C3A #2D223C #3C2224 #313C22

split-complementary

#223C3A #3C2231 #3C2D22

monochromatic

#0B1413 #0C1514 #223C3A #386360 #4E8A86

Accessibility & contrast

On white

11.83

#223C3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#223C3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C3A

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C3A	#FFFFFF	#000000	##FFFFFF
##223C3A	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39393A

Deuteranopia (green-blind)

#35363A

Tritanopia (blue-blind)

#183D3B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #223c3a;
/* rgb */ color: rgb(34, 60, 58);
/* oklch */ color: oklch(33.5% 0.032 189.5);

Tailwind

colors: {
  custom: {
    50: '#5f7170',
    500: '#223c3a',
    950: '#000000',
  },
}

SCSS

$custom: #223c3a;
$custom-light: #5f7170;
$custom-dark: #000000;

JSON

{
  "hex": "#223c3a",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 58
  },
  "hsl": {
    "h": 175.385,
    "s": 27.66,
    "l": 18.431
  },
  "oklch": {
    "l": 0.33453,
    "c": 0.03225,
    "h": 189.5
  },
  "luminance": 0.03877
}

Semantic roles & 50–950 ramp

primary

#223C3A

secondary

#6F4B4E

accent

#646BC4

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#040707

muted

#797A7A

Preview Lab

Preview with #223C3A

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

Preview Lab → · Contrast checker → · Palette generator →