#174C7E#174C7E

#174C7E is a dark, moderate cyan. Relative luminance 0.069; OKLCH L 40.9% C 0.100 H 250.7°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#174C7E
RGB	rgb(23, 76, 126)
HSL	hsl(209, 69%, 29%)
HSV	hsv(209, 82%, 49%)
CMYK	cmyk(81.7%, 39.7%, 0%, 50.6%)
CIE-LAB	lab(31.48, 1.92, -33.15)
CIE-LCH	lch(31.48, 33.21, 273.32°)
OKLab	oklab(40.92% -0.033 -0.0946)
OKLCH	oklch(40.92% 0.1 250.7)
XYZ	xyz(6.7023, 6.8566, 20.7048)
Luminance	0.0686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C7E #7E4917

analogous

#177E7D #174C7E #17197E

triadic

#174C7E #7E174C #4C7E17

tetradic

#174C7E #7D177E #7E4917 #197E17

square

#174C7E #7D177E #7E4917 #197E17

split-complementary

#174C7E #7E1719 #7E7D17

monochromatic

#05101A #0E2D4A #174C7E #206BB2 #358ADA

Accessibility & contrast

On white

8.86

#174C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#174C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C7E

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C7E	#FFFFFF	#000000	##FFFFFF
##174C7E	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#344F80

Deuteranopia (green-blind)

#24467D

Tritanopia (blue-blind)

#00585F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #174c7e;
/* rgb */ color: rgb(23, 76, 126);
/* oklch */ color: oklch(40.9% 0.100 250.7);

Tailwind

colors: {
  custom: {
    50: '#667da4',
    500: '#174c7e',
    950: '#000000',
  },
}

SCSS

$custom: #174c7e;
$custom-light: #667da4;
$custom-dark: #000000;

JSON

{
  "hex": "#174c7e",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 126
  },
  "hsl": {
    "h": 209.126,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.4092,
    "c": 0.1002,
    "h": 250.7
  },
  "luminance": 0.06857
}

Semantic roles & 50–950 ramp

primary

#174C7E

secondary

#B3773E

accent

#913CEC

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #174C7E

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

Preview Lab → · Contrast checker → · Palette generator →