#174C57#174C57

#174C57 is a dark, muted cyan. Relative luminance 0.060; OKLCH L 38.7% C 0.057 H 214.2°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#174C57
RGB	rgb(23, 76, 87)
HSL	hsl(190, 58%, 22%)
HSV	hsv(190, 74%, 34%)
CMYK	cmyk(73.6%, 12.6%, 0%, 65.9%)
CIE-LAB	lab(29.51, -13.20, -11.57)
CIE-LCH	lch(29.51, 17.55, 221.26°)
OKLab	oklab(38.71% -0.0474 -0.0322)
OKLCH	oklch(38.71% 0.057 214.2)
XYZ	xyz(4.6574, 6.0386, 9.9351)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C57 #572217

analogous

#175742 #174C57 #172C57

triadic

#174C57 #57174C #4C5717

tetradic

#174C57 #421757 #572217 #2C5717

square

#174C57 #421757 #572217 #2C5717

split-complementary

#174C57 #57172C #574217

monochromatic

#061518 #0A2227 #174C57 #247687 #31A1B8

Accessibility & contrast

On white

9.51

#174C57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#174C57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C57

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C57	#FFFFFF	#000000	##FFFFFF
##174C57	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444958

Deuteranopia (green-blind)

#3B4357

Tritanopia (blue-blind)

#00504F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #174c57;
/* rgb */ color: rgb(23, 76, 87);
/* oklch */ color: oklch(38.7% 0.057 214.2);

Tailwind

colors: {
  custom: {
    50: '#5e7e86',
    500: '#174c57',
    950: '#000000',
  },
}

SCSS

$custom: #174c57;
$custom-light: #5e7e86;
$custom-dark: #000000;

JSON

{
  "hex": "#174c57",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 87
  },
  "hsl": {
    "h": 190.313,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.38712,
    "c": 0.0573,
    "h": 214.2
  },
  "luminance": 0.06039
}

Semantic roles & 50–950 ramp

primary

#174C57

secondary

#8E4A3C

accent

#6146E1

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174C57

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

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