#174458#174458

#174458 is a dark, muted cyan. Relative luminance 0.050; OKLCH L 36.5% C 0.059 H 230.8°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#174458
RGB	rgb(23, 68, 88)
HSL	hsl(198, 59%, 22%)
HSV	hsv(198, 74%, 35%)
CMYK	cmyk(73.9%, 22.7%, 0%, 65.5%)
CIE-LAB	lab(26.79, -7.95, -16.39)
CIE-LCH	lch(26.79, 18.22, 244.13°)
OKLab	oklab(36.55% -0.0375 -0.046)
OKLCH	oklch(36.55% 0.059 230.8)
XYZ	xyz(4.1812, 5.0205, 9.9793)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174458 #582B17

analogous

#17584C #174458 #172358

triadic

#174458 #581744 #445817

tetradic

#174458 #4C1758 #582B17 #235817

square

#174458 #4C1758 #582B17 #235817

split-complementary

#174458 #581723 #584C17

monochromatic

#061318 #0A1F27 #174458 #246989 #308FB9

Accessibility & contrast

On white

10.48

#174458 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#174458 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174458

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174458	#FFFFFF	#000000	##FFFFFF
##174458	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4359

Deuteranopia (green-blind)

#313C58

Tritanopia (blue-blind)

#00494B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #174458;
/* rgb */ color: rgb(23, 68, 88);
/* oklch */ color: oklch(36.5% 0.059 230.8);

Tailwind

colors: {
  custom: {
    50: '#5d7787',
    500: '#174458',
    950: '#000000',
  },
}

SCSS

$custom: #174458;
$custom-light: #5d7787;
$custom-dark: #000000;

JSON

{
  "hex": "#174458",
  "rgb": {
    "r": 23,
    "g": 68,
    "b": 88
  },
  "hsl": {
    "h": 198.462,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.3655,
    "c": 0.05932,
    "h": 230.8
  },
  "luminance": 0.05021
}

Semantic roles & 50–950 ramp

primary

#174458

secondary

#8F553C

accent

#7646E2

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#05080B

muted

#797B7C

Preview Lab

Preview with #174458

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

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