#173E41#173E41

#173E41 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.7% C 0.044 H 202.2°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#173E41
RGB	rgb(23, 62, 65)
HSL	hsl(184, 48%, 17%)
HSV	hsv(184, 65%, 25%)
CMYK	cmyk(64.6%, 4.6%, 0%, 74.5%)
CIE-LAB	lab(23.70, -12.59, -5.99)
CIE-LCH	lch(23.70, 13.94, 205.45°)
OKLab	oklab(33.75% -0.0406 -0.0166)
OKLCH	oklch(33.75% 0.044 202.2)
XYZ	xyz(3.0297, 4.0088, 5.6141)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173E41 #411A17

analogous

#17412F #173E41 #172941

triadic

#173E41 #41173E #3E4117

tetradic

#173E41 #2F1741 #411A17 #294117

square

#173E41 #2F1741 #411A17 #294117

split-complementary

#173E41 #411729 #412F17

monochromatic

#081617 #081617 #173E41 #27696E #37949B

Accessibility & contrast

On white

11.66

#173E41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#173E41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173E41

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173E41	#FFFFFF	#000000	##FFFFFF
##173E41	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B41

Deuteranopia (green-blind)

#333641

Tritanopia (blue-blind)

#00403F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #173e41;
/* rgb */ color: rgb(23, 62, 65);
/* oklch */ color: oklch(33.7% 0.044 202.2);

Tailwind

colors: {
  custom: {
    50: '#597375',
    500: '#173e41',
    950: '#000000',
  },
}

SCSS

$custom: #173e41;
$custom-light: #597375;
$custom-dark: #000000;

JSON

{
  "hex": "#173e41",
  "rgb": {
    "r": 23,
    "g": 62,
    "b": 65
  },
  "hsl": {
    "h": 184.286,
    "s": 47.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.33745,
    "c": 0.04389,
    "h": 202.2
  },
  "luminance": 0.04009
}

Semantic roles & 50–950 ramp

primary

#173E41

secondary

#78403C

accent

#5A50D7

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #173E41

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

Preview Lab → · Contrast checker → · Palette generator →