#174B40#174B40

#174B40 is a dark, muted teal. Relative luminance 0.056; OKLCH L 37.5% C 0.058 H 176.4°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#174B40
RGB	rgb(23, 75, 64)
HSL	hsl(167, 53%, 19%)
HSV	hsv(167, 69%, 29%)
CMYK	cmyk(69.3%, 0%, 14.7%, 70.6%)
CIE-LAB	lab(28.34, -20.23, 1.51)
CIE-LCH	lch(28.34, 20.28, 175.74°)
OKLab	oklab(37.49% -0.0579 0.0037)
OKLCH	oklch(37.49% 0.058 176.4)
XYZ	xyz(3.7944, 5.5841, 5.7274)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174B40 #4B1722

analogous

#174B26 #174B40 #173C4B

triadic

#174B40 #40174B #4B4017

tetradic

#174B40 #26174B #4B1722 #3C4B17

square

#174B40 #26174B #4B1722 #3C4B17

split-complementary

#174B40 #4B173C #4B2617

monochromatic

#071714 #091C18 #174B40 #257A68 #34A990

Accessibility & contrast

On white

9.92

#174B40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#174B40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174B40

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174B40	#FFFFFF	#000000	##FFFFFF
##174B40	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484640

Deuteranopia (green-blind)

#404141

Tritanopia (blue-blind)

#004C48

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #174b40;
/* rgb */ color: rgb(23, 75, 64);
/* oklch */ color: oklch(37.5% 0.058 176.4);

Tailwind

colors: {
  custom: {
    50: '#5b7d74',
    500: '#174b40',
    950: '#000000',
  },
}

SCSS

$custom: #174b40;
$custom-light: #5b7d74;
$custom-dark: #000000;

JSON

{
  "hex": "#174b40",
  "rgb": {
    "r": 23,
    "g": 75,
    "b": 64
  },
  "hsl": {
    "h": 167.308,
    "s": 53.061,
    "l": 19.216
  },
  "oklch": {
    "l": 0.37492,
    "c": 0.05798,
    "h": 176.4
  },
  "luminance": 0.05584
}

Semantic roles & 50–950 ramp

primary

#174B40

secondary

#823C4B

accent

#4B6ADC

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #174B40

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

Preview Lab → · Contrast checker → · Palette generator →