#174B5B#174B5B

#174B5B is a dark, muted cyan. Relative luminance 0.060; OKLCH L 38.6% C 0.060 H 222.2°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#174B5B
RGB	rgb(23, 75, 91)
HSL	hsl(194, 60%, 22%)
HSV	hsv(194, 75%, 36%)
CMYK	cmyk(74.7%, 17.6%, 0%, 64.3%)
CIE-LAB	lab(29.33, -11.15, -14.41)
CIE-LCH	lch(29.33, 18.22, 232.28°)
OKLab	oklab(38.63% -0.0444 -0.0402)
OKLCH	oklch(38.63% 0.06 222.2)
XYZ	xyz(4.7570, 5.9691, 10.7969)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174B5B #5B2717

analogous

#175B49 #174B5B #17295B

triadic

#174B5B #5B174B #4B5B17

tetradic

#174B5B #49175B #5B2717 #295B17

square

#174B5B #49175B #5B2717 #295B17

split-complementary

#174B5B #5B1729 #5B4917

monochromatic

#061418 #0B232A #174B5B #23738C #309CBD

Accessibility & contrast

On white

9.57

#174B5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#174B5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174B5B

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174B5B	#FFFFFF	#000000	##FFFFFF
##174B5B	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42495C

Deuteranopia (green-blind)

#38425B

Tritanopia (blue-blind)

#005050

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #174b5b;
/* rgb */ color: rgb(23, 75, 91);
/* oklch */ color: oklch(38.6% 0.060 222.2);

Tailwind

colors: {
  custom: {
    50: '#5e7d89',
    500: '#174b5b',
    950: '#000000',
  },
}

SCSS

$custom: #174b5b;
$custom-light: #5e7d89;
$custom-dark: #000000;

JSON

{
  "hex": "#174b5b",
  "rgb": {
    "r": 23,
    "g": 75,
    "b": 91
  },
  "hsl": {
    "h": 194.118,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.38627,
    "c": 0.05994,
    "h": 222.2
  },
  "luminance": 0.0597
}

Semantic roles & 50–950 ramp

primary

#174B5B

secondary

#92503C

accent

#6A45E3

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#05090B

muted

#797B7C

Preview Lab

Preview with #174B5B

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

Preview Lab → · Contrast checker → · Palette generator →