#174F40#174F40

#174F40 is a dark, moderate teal. Relative luminance 0.061; OKLCH L 38.7% C 0.063 H 171.8°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#174F40
RGB	rgb(23, 79, 64)
HSL	hsl(164, 55%, 20%)
HSV	hsv(164, 71%, 31%)
CMYK	cmyk(70.9%, 0%, 19%, 69%)
CIE-LAB	lab(29.77, -22.31, 3.58)
CIE-LCH	lch(29.77, 22.59, 170.89°)
OKLab	oklab(38.66% -0.0628 0.0091)
OKLCH	oklch(38.66% 0.063 171.8)
XYZ	xyz(4.0743, 6.1438, 5.8207)
Luminance	0.0614 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174F40 #4F1726

analogous

#174F24 #174F40 #17424F

triadic

#174F40 #40174F #4F4017

tetradic

#174F40 #24174F #4F1726 #424F17

square

#174F40 #24174F #4F1726 #424F17

split-complementary

#174F40 #4F1742 #4F2417

monochromatic

#071813 #09201A #174F40 #257E66 #33AE8D

Accessibility & contrast

On white

9.42

#174F40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#174F40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174F40

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174F40	#FFFFFF	#000000	##FFFFFF
##174F40	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C493F

Deuteranopia (green-blind)

#454441

Tritanopia (blue-blind)

#00504B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #174f40;
/* rgb */ color: rgb(23, 79, 64);
/* oklch */ color: oklch(38.7% 0.063 171.8);

Tailwind

colors: {
  custom: {
    50: '#5c8174',
    500: '#174f40',
    950: '#000000',
  },
}

SCSS

$custom: #174f40;
$custom-light: #5c8174;
$custom-dark: #000000;

JSON

{
  "hex": "#174f40",
  "rgb": {
    "r": 23,
    "g": 79,
    "b": 64
  },
  "hsl": {
    "h": 163.929,
    "s": 54.902,
    "l": 20
  },
  "oklch": {
    "l": 0.38662,
    "c": 0.06347,
    "h": 171.8
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#174F40

secondary

#863C50

accent

#4A71DE

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #174F40

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

Preview Lab → · Contrast checker → · Palette generator →