#173B2E#173B2E

#173B2E is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.1% C 0.048 H 167.1°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#173B2E
RGB	rgb(23, 59, 46)
HSL	hsl(158, 44%, 16%)
HSV	hsv(158, 61%, 23%)
CMYK	cmyk(61%, 0%, 22%, 76.9%)
CIE-LAB	lab(21.97, -16.77, 4.17)
CIE-LCH	lch(21.97, 17.28, 166.03°)
OKLab	oklab(32.13% -0.0469 0.0107)
OKLCH	oklch(32.13% 0.048 167.1)
XYZ	xyz(2.4102, 3.5071, 3.1342)
Luminance	0.0351 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173B2E #3B1724

analogous

#173B1C #173B2E #17363B

triadic

#173B2E #2E173B #3B2E17

tetradic

#173B2E #1C173B #3B1724 #363B17

square

#173B2E #1C173B #3B1724 #363B17

split-complementary

#173B2E #3B1736 #3B1C17

monochromatic

#091611 #091611 #173B2E #286750 #399373

Accessibility & contrast

On white

12.34

#173B2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#173B2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173B2E

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173B2E	#FFFFFF	#000000	##FFFFFF
##173B2E	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A372D

Deuteranopia (green-blind)

#34332F

Tritanopia (blue-blind)

#083B37

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173b2e;
/* rgb */ color: rgb(23, 59, 46);
/* oklch */ color: oklch(32.1% 0.048 167.1);

Tailwind

colors: {
  custom: {
    50: '#587166',
    500: '#173b2e',
    950: '#000000',
  },
}

SCSS

$custom: #173b2e;
$custom-light: #587166;
$custom-dark: #000000;

JSON

{
  "hex": "#173b2e",
  "rgb": {
    "r": 23,
    "g": 59,
    "b": 46
  },
  "hsl": {
    "h": 158.333,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32134,
    "c": 0.04807,
    "h": 167.1
  },
  "luminance": 0.03507
}

Semantic roles & 50–950 ramp

primary

#173B2E

secondary

#723C4F

accent

#5482D4

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #173B2E

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

Preview Lab → · Contrast checker → · Palette generator →