#174A40#174A40

#174A40 is a dark, muted teal. Relative luminance 0.054; OKLCH L 37.2% C 0.057 H 177.7°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#174A40
RGB	rgb(23, 74, 64)
HSL	hsl(168, 53%, 19%)
HSV	hsv(168, 69%, 29%)
CMYK	cmyk(68.9%, 0%, 13.5%, 71%)
CIE-LAB	lab(27.98, -19.69, 0.99)
CIE-LCH	lch(27.98, 19.72, 177.13°)
OKLab	oklab(37.2% -0.0566 0.0023)
OKLCH	oklch(37.2% 0.057 177.7)
XYZ	xyz(3.7271, 5.4495, 5.7049)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174A40 #4A1721

analogous

#174A27 #174A40 #173B4A

triadic

#174A40 #40174A #4A4017

tetradic

#174A40 #27174A #4A1721 #3B4A17

square

#174A40 #27174A #4A1721 #3B4A17

split-complementary

#174A40 #4A173B #4A2717

monochromatic

#071714 #081B18 #174A40 #267968 #34A791

Accessibility & contrast

On white

10.05

#174A40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#174A40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174A40

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174A40	#FFFFFF	#000000	##FFFFFF
##174A40	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474540

Deuteranopia (green-blind)

#3F4041

Tritanopia (blue-blind)

#004B47

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #174a40;
/* rgb */ color: rgb(23, 74, 64);
/* oklch */ color: oklch(37.2% 0.057 177.7);

Tailwind

colors: {
  custom: {
    50: '#5b7d74',
    500: '#174a40',
    950: '#000000',
  },
}

SCSS

$custom: #174a40;
$custom-light: #5b7d74;
$custom-dark: #000000;

JSON

{
  "hex": "#174a40",
  "rgb": {
    "r": 23,
    "g": 74,
    "b": 64
  },
  "hsl": {
    "h": 168.235,
    "s": 52.577,
    "l": 19.02
  },
  "oklch": {
    "l": 0.372,
    "c": 0.05666,
    "h": 177.7
  },
  "luminance": 0.0545
}

Semantic roles & 50–950 ramp

primary

#174A40

secondary

#813C49

accent

#4C68DC

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040908

muted

#797B7B

Preview Lab

Preview with #174A40

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

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