#174E57#174E57

#174E57 is a dark, muted teal. Relative luminance 0.063; OKLCH L 39.3% C 0.058 H 210.4°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#174E57
RGB	rgb(23, 78, 87)
HSL	hsl(188, 58%, 22%)
HSV	hsv(188, 74%, 34%)
CMYK	cmyk(73.6%, 10.3%, 0%, 65.9%)
CIE-LAB	lab(30.20, -14.37, -10.52)
CIE-LCH	lch(30.20, 17.81, 216.22°)
OKLab	oklab(39.27% -0.0497 -0.0292)
OKLCH	oklch(39.27% 0.058 210.4)
XYZ	xyz(4.7973, 6.3185, 9.9817)
Luminance	0.0632 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E57 #572017

analogous

#175740 #174E57 #172E57

triadic

#174E57 #57174E #4E5717

tetradic

#174E57 #401757 #572017 #2E5717

square

#174E57 #401757 #572017 #2E5717

split-complementary

#174E57 #57172E #574017

monochromatic

#061618 #0A2327 #174E57 #247987 #31A5B8

Accessibility & contrast

On white

9.28

#174E57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#174E57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E57

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E57	#FFFFFF	#000000	##FFFFFF
##174E57	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464B58

Deuteranopia (green-blind)

#3D4457

Tritanopia (blue-blind)

#005251

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174e57;
/* rgb */ color: rgb(23, 78, 87);
/* oklch */ color: oklch(39.3% 0.058 210.4);

Tailwind

colors: {
  custom: {
    50: '#5e7f86',
    500: '#174e57',
    950: '#000000',
  },
}

SCSS

$custom: #174e57;
$custom-light: #5e7f86;
$custom-dark: #000000;

JSON

{
  "hex": "#174e57",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 87
  },
  "hsl": {
    "h": 188.438,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.39269,
    "c": 0.05771,
    "h": 210.4
  },
  "luminance": 0.06319
}

Semantic roles & 50–950 ramp

primary

#174E57

secondary

#8E473C

accent

#5C46E1

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174E57

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

Preview Lab → · Contrast checker → · Palette generator →