#174558#174558

#174558 is a dark, muted cyan. Relative luminance 0.051; OKLCH L 36.8% C 0.059 H 229.0°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#174558
RGB	rgb(23, 69, 88)
HSL	hsl(198, 59%, 22%)
HSV	hsv(198, 74%, 35%)
CMYK	cmyk(73.9%, 21.6%, 0%, 65.5%)
CIE-LAB	lab(27.14, -8.58, -15.86)
CIE-LCH	lch(27.14, 18.03, 241.60°)
OKLab	oklab(36.83% -0.0387 -0.0444)
OKLCH	oklch(36.83% 0.059 229)
XYZ	xyz(4.2422, 5.1425, 9.9997)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174558 #582A17

analogous

#17584B #174558 #172558

triadic

#174558 #581745 #455817

tetradic

#174558 #4B1758 #582A17 #255817

square

#174558 #4B1758 #582A17 #255817

split-complementary

#174558 #581725 #584B17

monochromatic

#061318 #0A1F27 #174558 #246B89 #3091B9

Accessibility & contrast

On white

10.35

#174558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#174558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174558

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174558	#FFFFFF	#000000	##FFFFFF
##174558	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4459

Deuteranopia (green-blind)

#323D58

Tritanopia (blue-blind)

#004A4B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #174558;
/* rgb */ color: rgb(23, 69, 88);
/* oklch */ color: oklch(36.8% 0.059 229.0);

Tailwind

colors: {
  custom: {
    50: '#5d7887',
    500: '#174558',
    950: '#000000',
  },
}

SCSS

$custom: #174558;
$custom-light: #5d7887;
$custom-dark: #000000;

JSON

{
  "hex": "#174558",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 88
  },
  "hsl": {
    "h": 197.538,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.36825,
    "c": 0.0589,
    "h": 229
  },
  "luminance": 0.05143
}

Semantic roles & 50–950 ramp

primary

#174558

secondary

#8F543C

accent

#7446E2

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #174558

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

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