#173E61#173E61

#173E61 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.075 H 248.7°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX#173E61
RGBrgb(23, 62, 97)
HSLhsl(208, 62%, 24%)
HSVhsv(208, 76%, 38%)
CMYKcmyk(76.3%, 36.1%, 0%, 62%)
CIE-LABlab(25.23, -0.48, -24.67)
CIE-LCHlch(25.23, 24.68, 268.88°)
OKLaboklab(35.47% -0.0273 -0.07)
OKLCHoklch(35.47% 0.075 248.7)
XYZxyz(4.2328, 4.4900, 11.9505)
Luminance0.0449 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#173E61 #613A17
analogous
#17615F #173E61 #171961
triadic
#173E61 #61173E #3E6117
tetradic
#173E61 #5F1761 #613A17 #196117
square
#173E61 #5F1761 #613A17 #196117
split-complementary
#173E61 #611719 #615F17
monochromatic
#061019 #0B1E30 #173E61 #235E92 #2E7DC4

Accessibility & contrast

On white

11.06
#173E61 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.90
#173E61 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173E61
11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##173E61#FFFFFF#000000##FFFFFF
##173E611.0011.061.9011.06
#FFFFFF11.061.0021.001.00
#0000001.9021.001.0021.00
##FFFFFF11.061.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2E4062
Deuteranopia (green-blind)
#243960
Tritanopia (blue-blind)
#00464B
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #173e61;
/* rgb */ color: rgb(23, 62, 97);
/* oklch */ color: oklch(35.5% 0.075 248.7);
Tailwind
colors: {
  custom: {
    50: '#5f738e',
    500: '#173e61',
    950: '#000000',
  },
}
SCSS
$custom: #173e61;
$custom-light: #5f738e;
$custom-dark: #000000;
JSON
{
  "hex": "#173e61",
  "rgb": {
    "r": 23,
    "g": 62,
    "b": 97
  },
  "hsl": {
    "h": 208.378,
    "s": 61.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.35466,
    "c": 0.07517,
    "h": 248.7
  },
  "luminance": 0.0449
}

Semantic roles & 50–950 ramp

primary
#173E61
secondary
#98673C
accent
#9043E5
background
#F5F6F8
surface
#EAECF0
border
#C6C7CB
text
#05080C
muted
#797B7D

Preview Lab

Preview with #173E61

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

Preview Lab → · Contrast checker → · Palette generator →

#173E61 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva