#173F33#173F33

#173F33 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.5% C 0.050 H 170.7°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#173F33
RGB	rgb(23, 63, 51)
HSL	hsl(162, 47%, 17%)
HSV	hsv(162, 63%, 25%)
CMYK	cmyk(63.5%, 0%, 19%, 75.3%)
CIE-LAB	lab(23.59, -17.56, 3.16)
CIE-LCH	lch(23.59, 17.85, 169.80°)
OKLab	oklab(33.5% -0.0495 0.0081)
OKLCH	oklch(33.5% 0.05 170.7)
XYZ	xyz(2.7281, 3.9759, 3.7550)
Luminance	0.0398 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173F33 #3F1723

analogous

#173F1F #173F33 #17373F

triadic

#173F33 #33173F #3F3317

tetradic

#173F33 #1F173F #3F1723 #373F17

square

#173F33 #1F173F #3F1723 #373F17

split-complementary

#173F33 #3F1737 #3F1F17

monochromatic

#081612 #081612 #173F33 #276C57 #38997C

Accessibility & contrast

On white

11.70

#173F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#173F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173F33

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173F33	#FFFFFF	#000000	##FFFFFF
##173F33	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3B32

Deuteranopia (green-blind)

#373634

Tritanopia (blue-blind)

#033F3C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #173f33;
/* rgb */ color: rgb(23, 63, 51);
/* oklch */ color: oklch(33.5% 0.050 170.7);

Tailwind

colors: {
  custom: {
    50: '#58746a',
    500: '#173f33',
    950: '#000000',
  },
}

SCSS

$custom: #173f33;
$custom-light: #58746a;
$custom-dark: #000000;

JSON

{
  "hex": "#173f33",
  "rgb": {
    "r": 23,
    "g": 63,
    "b": 51
  },
  "hsl": {
    "h": 162,
    "s": 46.512,
    "l": 16.863
  },
  "oklch": {
    "l": 0.33501,
    "c": 0.05015,
    "h": 170.7
  },
  "luminance": 0.03976
}

Semantic roles & 50–950 ramp

primary

#173F33

secondary

#763C4D

accent

#5279D6

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#040806

muted

#797B7A

Preview Lab

Preview with #173F33

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

Preview Lab → · Contrast checker → · Palette generator →