#174E5C#174E5C

#174E5C is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.5% C 0.060 H 218.2°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#174E5C
RGB	rgb(23, 78, 92)
HSL	hsl(192, 60%, 23%)
HSV	hsv(192, 75%, 36%)
CMYK	cmyk(75%, 15.2%, 0%, 63.9%)
CIE-LAB	lab(30.41, -12.58, -13.40)
CIE-LCH	lch(30.41, 18.38, 226.82°)
OKLab	oklab(39.5% -0.0474 -0.0374)
OKLCH	oklch(39.5% 0.06 218.2)
XYZ	xyz(5.0087, 6.4031, 11.0951)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E5C #5C2517

analogous

#175C48 #174E5C #172B5C

triadic

#174E5C #5C174E #4E5C17

tetradic

#174E5C #48175C #5C2517 #2B5C17

square

#174E5C #48175C #5C2517 #2B5C17

split-complementary

#174E5C #5C172B #5C4817

monochromatic

#061518 #0B242B #174E5C #23788D #2FA1BE

Accessibility & contrast

On white

9.21

#174E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#174E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E5C

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E5C	#FFFFFF	#000000	##FFFFFF
##174E5C	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454C5D

Deuteranopia (green-blind)

#3B455C

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174e5c;
/* rgb */ color: rgb(23, 78, 92);
/* oklch */ color: oklch(39.5% 0.060 218.2);

Tailwind

colors: {
  custom: {
    50: '#5f7f8a',
    500: '#174e5c',
    950: '#000000',
  },
}

SCSS

$custom: #174e5c;
$custom-light: #5f7f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#174e5c",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 92
  },
  "hsl": {
    "h": 192.174,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.39503,
    "c": 0.06041,
    "h": 218.2
  },
  "luminance": 0.06404
}

Semantic roles & 50–950 ramp

primary

#174E5C

secondary

#934E3C

accent

#6545E3

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174E5C

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

Preview Lab → · Contrast checker → · Palette generator →