#174C58#174C58

#174C58 is a dark, muted cyan. Relative luminance 0.061; OKLCH L 38.8% C 0.058 H 215.8°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#174C58
RGB	rgb(23, 76, 88)
HSL	hsl(191, 59%, 22%)
HSV	hsv(191, 74%, 35%)
CMYK	cmyk(73.9%, 13.6%, 0%, 65.5%)
CIE-LAB	lab(29.55, -12.84, -12.15)
CIE-LCH	lch(29.55, 17.68, 223.43°)
OKLab	oklab(38.76% -0.0469 -0.0338)
OKLCH	oklch(38.76% 0.058 215.8)
XYZ	xyz(4.6985, 6.0551, 10.1518)
Luminance	0.0606 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C58 #582317

analogous

#175844 #174C58 #172C58

triadic

#174C58 #58174C #4C5817

tetradic

#174C58 #441758 #582317 #2C5817

square

#174C58 #441758 #582317 #2C5817

split-complementary

#174C58 #58172C #584417

monochromatic

#061518 #0A2227 #174C58 #247689 #30A0B9

Accessibility & contrast

On white

9.50

#174C58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#174C58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C58

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C58	#FFFFFF	#000000	##FFFFFF
##174C58	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444959

Deuteranopia (green-blind)

#3B4358

Tritanopia (blue-blind)

#005050

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #174c58;
/* rgb */ color: rgb(23, 76, 88);
/* oklch */ color: oklch(38.8% 0.058 215.8);

Tailwind

colors: {
  custom: {
    50: '#5e7e87',
    500: '#174c58',
    950: '#000000',
  },
}

SCSS

$custom: #174c58;
$custom-light: #5e7e87;
$custom-dark: #000000;

JSON

{
  "hex": "#174c58",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 88
  },
  "hsl": {
    "h": 191.077,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.38759,
    "c": 0.05786,
    "h": 215.8
  },
  "luminance": 0.06056
}

Semantic roles & 50–950 ramp

primary

#174C58

secondary

#8F4B3C

accent

#6346E2

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174C58

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

Preview Lab → · Contrast checker → · Palette generator →