#174E7C#174E7C

#174E7C is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.3% C 0.095 H 248.1°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#174E7C
RGB	rgb(23, 78, 124)
HSL	hsl(207, 69%, 29%)
HSV	hsv(207, 81%, 49%)
CMYK	cmyk(81.5%, 37.1%, 0%, 51.4%)
CIE-LAB	lab(32.00, -0.21, -31.08)
CIE-LCH	lch(32.00, 31.08, 269.62°)
OKLab	oklab(41.29% -0.0355 -0.0885)
OKLCH	oklch(41.29% 0.095 248.1)
XYZ	xyz(6.7144, 7.0854, 20.0786)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E7C #7C4517

analogous

#177C78 #174E7C #171C7C

triadic

#174E7C #7C174E #4E7C17

tetradic

#174E7C #78177C #7C4517 #1C7C17

square

#174E7C #78177C #7C4517 #1C7C17

split-complementary

#174E7C #7C171C #7C7817

monochromatic

#05101A #0D2E48 #174E7C #216EB0 #348ED9

Accessibility & contrast

On white

8.69

#174E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#174E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E7C

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E7C	#FFFFFF	#000000	##FFFFFF
##174E7C	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38507E

Deuteranopia (green-blind)

#2A477B

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #174e7c;
/* rgb */ color: rgb(23, 78, 124);
/* oklch */ color: oklch(41.3% 0.095 248.1);

Tailwind

colors: {
  custom: {
    50: '#657fa2',
    500: '#174e7c',
    950: '#000000',
  },
}

SCSS

$custom: #174e7c;
$custom-light: #657fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#174e7c",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 124
  },
  "hsl": {
    "h": 207.327,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.41292,
    "c": 0.09535,
    "h": 248.1
  },
  "luminance": 0.07086
}

Semantic roles & 50–950 ramp

primary

#174E7C

secondary

#B1723E

accent

#8C3CEC

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#060A0F

muted

#7A7C7F

Preview Lab

Preview with #174E7C

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

Preview Lab → · Contrast checker → · Palette generator →