#174F5D#174F5D

#174F5D is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 39.8% C 0.061 H 217.9°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#174F5D
RGB	rgb(23, 79, 93)
HSL	hsl(192, 60%, 23%)
HSV	hsv(192, 75%, 36%)
CMYK	cmyk(75.3%, 15.1%, 0%, 63.5%)
CIE-LAB	lab(30.79, -12.81, -13.45)
CIE-LCH	lch(30.79, 18.57, 226.41°)
OKLab	oklab(39.83% -0.0481 -0.0375)
OKLCH	oklch(39.83% 0.061 217.9)
XYZ	xyz(5.1243, 6.5639, 11.3507)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174F5D #5D2517

analogous

#175D48 #174F5D #172C5D

triadic

#174F5D #5D174F #4F5D17

tetradic

#174F5D #48175D #5D2517 #2C5D17

square

#174F5D #48175D #5D2517 #2C5D17

split-complementary

#174F5D #5D172C #5D4817

monochromatic

#061519 #0B252C #174F5D #23798E #2FA2BF

Accessibility & contrast

On white

9.08

#174F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#174F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174F5D

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174F5D	#FFFFFF	#000000	##FFFFFF
##174F5D	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464D5E

Deuteranopia (green-blind)

#3C455D

Tritanopia (blue-blind)

#005453

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174f5d;
/* rgb */ color: rgb(23, 79, 93);
/* oklch */ color: oklch(39.8% 0.061 217.9);

Tailwind

colors: {
  custom: {
    50: '#5f808b',
    500: '#174f5d',
    950: '#000000',
  },
}

SCSS

$custom: #174f5d;
$custom-light: #5f808b;
$custom-dark: #000000;

JSON

{
  "hex": "#174f5d",
  "rgb": {
    "r": 23,
    "g": 79,
    "b": 93
  },
  "hsl": {
    "h": 192,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.39826,
    "c": 0.06104,
    "h": 217.9
  },
  "luminance": 0.06564
}

Semantic roles & 50–950 ramp

primary

#174F5D

secondary

#944E3C

accent

#6444E3

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174F5D

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

Preview Lab → · Contrast checker → · Palette generator →