#174E51#174E51

#174E51 is a dark, muted teal. Relative luminance 0.062; OKLCH L 39.0% C 0.056 H 200.3°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#174E51
RGB	rgb(23, 78, 81)
HSL	hsl(183, 56%, 20%)
HSV	hsv(183, 72%, 32%)
CMYK	cmyk(71.6%, 3.7%, 0%, 68.2%)
CIE-LAB	lab(29.97, -16.44, -7.03)
CIE-LCH	lch(29.97, 17.88, 203.14°)
OKLab	oklab(39.01% -0.0527 -0.0195)
OKLCH	oklch(39.01% 0.056 200.3)
XYZ	xyz(4.5623, 6.2245, 8.7440)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E51 #511A17

analogous

#175137 #174E51 #173151

triadic

#174E51 #51174E #4E5117

tetradic

#174E51 #371751 #511A17 #315117

square

#174E51 #371751 #511A17 #315117

split-complementary

#174E51 #511731 #513717

monochromatic

#071718 #092021 #174E51 #257C81 #32AAB0

Accessibility & contrast

On white

9.35

#174E51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#174E51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E51

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E51	#FFFFFF	#000000	##FFFFFF
##174E51	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484A51

Deuteranopia (green-blind)

#3F4451

Tritanopia (blue-blind)

#00514F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174e51;
/* rgb */ color: rgb(23, 78, 81);
/* oklch */ color: oklch(39.0% 0.056 200.3);

Tailwind

colors: {
  custom: {
    50: '#5d8081',
    500: '#174e51',
    950: '#000000',
  },
}

SCSS

$custom: #174e51;
$custom-light: #5d8081;
$custom-dark: #000000;

JSON

{
  "hex": "#174e51",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 81
  },
  "hsl": {
    "h": 183.103,
    "s": 55.769,
    "l": 20.392
  },
  "oklch": {
    "l": 0.39007,
    "c": 0.05615,
    "h": 200.3
  },
  "luminance": 0.06225
}

Semantic roles & 50–950 ramp

primary

#174E51

secondary

#88403C

accent

#5049DF

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#050A0A

muted

#797C7C

Preview Lab

Preview with #174E51

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

Preview Lab → · Contrast checker → · Palette generator →