#174E5D#174E5D

#174E5D is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.6% C 0.061 H 219.7°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#174E5D
RGB	rgb(23, 78, 93)
HSL	hsl(193, 60%, 23%)
HSV	hsv(193, 75%, 36%)
CMYK	cmyk(75.3%, 16.1%, 0%, 63.5%)
CIE-LAB	lab(30.45, -12.21, -13.98)
CIE-LCH	lch(30.45, 18.56, 228.85°)
OKLab	oklab(39.55% -0.047 -0.039)
OKLCH	oklch(39.55% 0.061 219.7)
XYZ	xyz(5.0527, 6.4207, 11.3268)
Luminance	0.0642 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E5D #5D2617

analogous

#175D49 #174E5D #172B5D

triadic

#174E5D #5D174E #4E5D17

tetradic

#174E5D #49175D #5D2617 #2B5D17

square

#174E5D #49175D #5D2617 #2B5D17

split-complementary

#174E5D #5D172B #5D4917

monochromatic

#061519 #0B252C #174E5D #23778E #2FA0BF

Accessibility & contrast

On white

9.19

#174E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#174E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E5D

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E5D	#FFFFFF	#000000	##FFFFFF
##174E5D	1.00	9.19	2.28	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454C5E

Deuteranopia (green-blind)

#3B455D

Tritanopia (blue-blind)

#005353

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174e5d;
/* rgb */ color: rgb(23, 78, 93);
/* oklch */ color: oklch(39.6% 0.061 219.7);

Tailwind

colors: {
  custom: {
    50: '#5f7f8b',
    500: '#174e5d',
    950: '#000000',
  },
}

SCSS

$custom: #174e5d;
$custom-light: #5f7f8b;
$custom-dark: #000000;

JSON

{
  "hex": "#174e5d",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 93
  },
  "hsl": {
    "h": 192.857,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.39551,
    "c": 0.06108,
    "h": 219.7
  },
  "luminance": 0.06421
}

Semantic roles & 50–950 ramp

primary

#174E5D

secondary

#944F3C

accent

#6644E3

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #174E5D

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

Preview Lab → · Contrast checker → · Palette generator →