#173F2E#173F2E

#173F2E is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.055 H 163.0°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#173F2E
RGB	rgb(23, 63, 46)
HSL	hsl(155, 47%, 17%)
HSV	hsv(155, 63%, 25%)
CMYK	cmyk(63.5%, 0%, 27%, 75.3%)
CIE-LAB	lab(23.45, -18.94, 6.27)
CIE-LCH	lch(23.45, 19.95, 161.69°)
OKLab	oklab(33.34% -0.0523 0.016)
OKLCH	oklch(33.34% 0.055 163)
XYZ	xyz(2.6238, 3.9342, 3.2053)
Luminance	0.0393 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173F2E #3F1728

analogous

#173F1A #173F2E #173C3F

triadic

#173F2E #2E173F #3F2E17

tetradic

#173F2E #1A173F #3F1728 #3C3F17

square

#173F2E #1A173F #3F1728 #3C3F17

split-complementary

#173F2E #3F173C #3F1A17

monochromatic

#081610 #081610 #173F2E #276C4F #38996F

Accessibility & contrast

On white

11.75

#173F2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#173F2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173F2E

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173F2E	#FFFFFF	#000000	##FFFFFF
##173F2E	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2D

Deuteranopia (green-blind)

#38362F

Tritanopia (blue-blind)

#073F3A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #173f2e;
/* rgb */ color: rgb(23, 63, 46);
/* oklch */ color: oklch(33.3% 0.055 163.0);

Tailwind

colors: {
  custom: {
    50: '#587466',
    500: '#173f2e',
    950: '#000000',
  },
}

SCSS

$custom: #173f2e;
$custom-light: #587466;
$custom-dark: #000000;

JSON

{
  "hex": "#173f2e",
  "rgb": {
    "r": 23,
    "g": 63,
    "b": 46
  },
  "hsl": {
    "h": 154.5,
    "s": 46.512,
    "l": 16.863
  },
  "oklch": {
    "l": 0.33342,
    "c": 0.05472,
    "h": 163
  },
  "luminance": 0.03934
}

Semantic roles & 50–950 ramp

primary

#173F2E

secondary

#763C55

accent

#528AD6

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#030806

muted

#787B7A

Preview Lab

Preview with #173F2E

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

Preview Lab → · Contrast checker → · Palette generator →