#173B2D#173B2D

#173B2D is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.1% C 0.049 H 165.5°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#173B2D
RGB	rgb(23, 59, 45)
HSL	hsl(157, 44%, 16%)
HSV	hsv(157, 61%, 23%)
CMYK	cmyk(61%, 0%, 23.7%, 76.9%)
CIE-LAB	lab(21.94, -17.04, 4.80)
CIE-LCH	lch(21.94, 17.71, 164.27°)
OKLab	oklab(32.1% -0.0474 0.0123)
OKLCH	oklch(32.1% 0.049 165.5)
XYZ	xyz(2.3907, 3.4993, 3.0316)
Luminance	0.0350 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173B2D #3B1725

analogous

#173B1B #173B2D #17373B

triadic

#173B2D #2D173B #3B2D17

tetradic

#173B2D #1B173B #3B1725 #373B17

square

#173B2D #1B173B #3B1725 #373B17

split-complementary

#173B2D #3B1737 #3B1B17

monochromatic

#091611 #091611 #173B2D #28674F #399370

Accessibility & contrast

On white

12.35

#173B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#173B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173B2D

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173B2D	#FFFFFF	#000000	##FFFFFF
##173B2D	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A372C

Deuteranopia (green-blind)

#34332E

Tritanopia (blue-blind)

#093B37

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173b2d;
/* rgb */ color: rgb(23, 59, 45);
/* oklch */ color: oklch(32.1% 0.049 165.5);

Tailwind

colors: {
  custom: {
    50: '#587165',
    500: '#173b2d',
    950: '#000000',
  },
}

SCSS

$custom: #173b2d;
$custom-light: #587165;
$custom-dark: #000000;

JSON

{
  "hex": "#173b2d",
  "rgb": {
    "r": 23,
    "g": 59,
    "b": 45
  },
  "hsl": {
    "h": 156.667,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32102,
    "c": 0.049,
    "h": 165.5
  },
  "luminance": 0.035
}

Semantic roles & 50–950 ramp

primary

#173B2D

secondary

#723C51

accent

#5486D4

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030705

muted

#787A7A

Preview Lab

Preview with #173B2D

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

Preview Lab → · Contrast checker → · Palette generator →