#174F5F#174F5F

#174F5F is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 39.9% C 0.062 H 220.8°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#174F5F
RGB	rgb(23, 79, 95)
HSL	hsl(193, 61%, 23%)
HSV	hsv(193, 76%, 37%)
CMYK	cmyk(75.8%, 16.8%, 0%, 62.7%)
CIE-LAB	lab(30.88, -12.08, -14.59)
CIE-LCH	lch(30.88, 18.94, 230.39°)
OKLab	oklab(39.92% -0.0473 -0.0408)
OKLCH	oklch(39.92% 0.062 220.8)
XYZ	xyz(5.2140, 6.5997, 11.8233)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174F5F #5F2717

analogous

#175F4B #174F5F #172B5F

triadic

#174F5F #5F174F #4F5F17

tetradic

#174F5F #4B175F #5F2717 #2B5F17

square

#174F5F #4B175F #5F2717 #2B5F17

split-complementary

#174F5F #5F172B #5F4B17

monochromatic

#061419 #0B262E #174F5F #237890 #2FA1C2

Accessibility & contrast

On white

9.05

#174F5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#174F5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174F5F

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174F5F	#FFFFFF	#000000	##FFFFFF
##174F5F	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454D60

Deuteranopia (green-blind)

#3B465F

Tritanopia (blue-blind)

#005454

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #174f5f;
/* rgb */ color: rgb(23, 79, 95);
/* oklch */ color: oklch(39.9% 0.062 220.8);

Tailwind

colors: {
  custom: {
    50: '#5f808c',
    500: '#174f5f',
    950: '#000000',
  },
}

SCSS

$custom: #174f5f;
$custom-light: #5f808c;
$custom-dark: #000000;

JSON

{
  "hex": "#174f5f",
  "rgb": {
    "r": 23,
    "g": 79,
    "b": 95
  },
  "hsl": {
    "h": 193.333,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.39922,
    "c": 0.06241,
    "h": 220.8
  },
  "luminance": 0.066
}

Semantic roles & 50–950 ramp

primary

#174F5F

secondary

#96503C

accent

#6744E4

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #174F5F

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

Preview Lab → · Contrast checker → · Palette generator →