#174C7D#174C7D

#174C7D is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.9% C 0.099 H 250.3°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#174C7D
RGB	rgb(23, 76, 125)
HSL	hsl(209, 69%, 29%)
HSV	hsv(209, 82%, 49%)
CMYK	cmyk(81.6%, 39.2%, 0%, 51%)
CIE-LAB	lab(31.42, 1.52, -32.62)
CIE-LCH	lch(31.42, 32.66, 272.66°)
OKLab	oklab(40.85% -0.0333 -0.093)
OKLCH	oklch(40.85% 0.099 250.3)
XYZ	xyz(6.6381, 6.8309, 20.3667)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C7D #7D4817

analogous

#177D7B #174C7D #17197D

triadic

#174C7D #7D174C #4C7D17

tetradic

#174C7D #7B177D #7D4817 #197D17

square

#174C7D #7B177D #7D4817 #197D17

split-complementary

#174C7D #7D1719 #7D7B17

monochromatic

#05101A #0D2D49 #174C7D #216BB1 #358ADA

Accessibility & contrast

On white

8.87

#174C7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#174C7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C7D

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C7D	#FFFFFF	#000000	##FFFFFF
##174C7D	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354F7F

Deuteranopia (green-blind)

#25467C

Tritanopia (blue-blind)

#00585E

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #174c7d;
/* rgb */ color: rgb(23, 76, 125);
/* oklch */ color: oklch(40.9% 0.099 250.3);

Tailwind

colors: {
  custom: {
    50: '#657da3',
    500: '#174c7d',
    950: '#000000',
  },
}

SCSS

$custom: #174c7d;
$custom-light: #657da3;
$custom-dark: #000000;

JSON

{
  "hex": "#174c7d",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 125
  },
  "hsl": {
    "h": 208.824,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.40854,
    "c": 0.09883,
    "h": 250.3
  },
  "luminance": 0.06832
}

Semantic roles & 50–950 ramp

primary

#174C7D

secondary

#B2763E

accent

#903CEC

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #174C7D

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

Preview Lab → · Contrast checker → · Palette generator →