#174C63#174C63

#174C63 is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.3% C 0.067 H 230.8°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#174C63
RGB	rgb(23, 76, 99)
HSL	hsl(198, 62%, 24%)
HSV	hsv(198, 77%, 39%)
CMYK	cmyk(76.8%, 23.2%, 0%, 61.2%)
CIE-LAB	lab(30.04, -8.76, -18.43)
CIE-LCH	lch(30.04, 20.41, 244.58°)
OKLab	oklab(39.31% -0.0422 -0.0518)
OKLCH	oklch(39.31% 0.067 230.8)
XYZ	xyz(5.1890, 6.2513, 12.7351)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C63 #632E17

analogous

#176354 #174C63 #172663

triadic

#174C63 #63174C #4C6317

tetradic

#174C63 #541763 #632E17 #266317

square

#174C63 #541763 #632E17 #266317

split-complementary

#174C63 #631726 #635417

monochromatic

#061319 #0B2631 #174C63 #237295 #2E98C6

Accessibility & contrast

On white

9.33

#174C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#174C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C63

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C63	#FFFFFF	#000000	##FFFFFF
##174C63	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404B64

Deuteranopia (green-blind)

#364363

Tritanopia (blue-blind)

#005254

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174c63;
/* rgb */ color: rgb(23, 76, 99);
/* oklch */ color: oklch(39.3% 0.067 230.8);

Tailwind

colors: {
  custom: {
    50: '#607e8f',
    500: '#174c63',
    950: '#000000',
  },
}

SCSS

$custom: #174c63;
$custom-light: #607e8f;
$custom-dark: #000000;

JSON

{
  "hex": "#174c63",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 99
  },
  "hsl": {
    "h": 198.158,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.3931,
    "c": 0.06677,
    "h": 230.8
  },
  "luminance": 0.06252
}

Semantic roles & 50–950 ramp

primary

#174C63

secondary

#9A593C

accent

#7442E5

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#05090C

muted

#7A7B7D

Preview Lab

Preview with #174C63

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

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