#173B2C#173B2C

#173B2C is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.1% C 0.050 H 163.8°. Best body text is #FFFFFF at 12.36:1 contrast (WCAG AA passes).

Color values

HEX	#173B2C
RGB	rgb(23, 59, 44)
HSL	hsl(155, 44%, 16%)
HSV	hsv(155, 61%, 23%)
CMYK	cmyk(61%, 0%, 25.4%, 76.9%)
CIE-LAB	lab(21.91, -17.31, 5.43)
CIE-LCH	lch(21.91, 18.15, 162.60°)
OKLab	oklab(32.07% -0.048 0.0139)
OKLCH	oklch(32.07% 0.05 163.8)
XYZ	xyz(2.3717, 3.4917, 2.9314)
Luminance	0.0349 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173B2C #3B1726

analogous

#173B1A #173B2C #17383B

triadic

#173B2C #2C173B #3B2C17

tetradic

#173B2C #1A173B #3B1726 #383B17

square

#173B2C #1A173B #3B1726 #383B17

split-complementary

#173B2C #3B1738 #3B1A17

monochromatic

#091610 #091610 #173B2C #28674D #39936E

Accessibility & contrast

On white

12.36

#173B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#173B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173B2C

12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173B2C	#FFFFFF	#000000	##FFFFFF
##173B2C	1.00	12.36	1.70	12.36
#FFFFFF	12.36	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A372B

Deuteranopia (green-blind)

#35332D

Tritanopia (blue-blind)

#0A3B37

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #173b2c;
/* rgb */ color: rgb(23, 59, 44);
/* oklch */ color: oklch(32.1% 0.050 163.8);

Tailwind

colors: {
  custom: {
    50: '#577165',
    500: '#173b2c',
    950: '#000000',
  },
}

SCSS

$custom: #173b2c;
$custom-light: #577165;
$custom-dark: #000000;

JSON

{
  "hex": "#173b2c",
  "rgb": {
    "r": 23,
    "g": 59,
    "b": 44
  },
  "hsl": {
    "h": 155,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.3207,
    "c": 0.04997,
    "h": 163.8
  },
  "luminance": 0.03492
}

Semantic roles & 50–950 ramp

primary

#173B2C

secondary

#723C52

accent

#5489D4

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030705

muted

#787A7A

Preview Lab

Preview with #173B2C

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

Preview Lab → · Contrast checker → · Palette generator →