#173350#173350

#173350 is a dark, moderate cyan. Relative luminance 0.031; OKLCH L 31.5% C 0.062 H 251.2°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX#173350
RGBrgb(23, 51, 80)
HSLhsl(211, 55%, 20%)
HSVhsv(211, 71%, 31%)
CMYKcmyk(71.2%, 36.3%, 0%, 68.6%)
CIE-LABlab(20.55, 0.19, -20.87)
CIE-LCHlch(20.55, 20.87, 270.53°)
OKLaboklab(31.47% -0.0201 -0.0591)
OKLCHoklch(31.47% 0.062 251.2)
XYZxyz(2.9846, 3.1287, 8.0345)
Luminance0.0313 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#173350 #503417
analogous
#175050 #173350 #171750
triadic
#173350 #501733 #335017
tetradic
#173350 #501750 #503417 #175017
square
#173350 #501750 #503417 #175017
split-complementary
#173350 #501717 #505017
monochromatic
#070F18 #091520 #173350 #255180 #3270AF

Accessibility & contrast

On white

12.92
#173350 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.63
#173350 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173350
12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##173350#FFFFFF#000000##FFFFFF
##1733501.0012.921.6312.92
#FFFFFF12.921.0021.001.00
#0000001.6321.001.0021.00
##FFFFFF12.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#263551
Deuteranopia (green-blind)
#1F2F4F
Tritanopia (blue-blind)
#003A3D
Achromatopsia (no color)
#313131

Design tokens & code

CSS
--color: #173350;
/* rgb */ color: rgb(23, 51, 80);
/* oklch */ color: oklch(31.5% 0.062 251.2);
Tailwind
colors: {
  custom: {
    50: '#5b6a81',
    500: '#173350',
    950: '#000000',
  },
}
SCSS
$custom: #173350;
$custom-light: #5b6a81;
$custom-dark: #000000;
JSON
{
  "hex": "#173350",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 80
  },
  "hsl": {
    "h": 210.526,
    "s": 55.34,
    "l": 20.196
  },
  "oklch": {
    "l": 0.31474,
    "c": 0.06241,
    "h": 251.2
  },
  "luminance": 0.03129
}

Semantic roles & 50–950 ramp

primary
#173350
secondary
#87623C
accent
#9549DF
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04060A
muted
#797A7C

Preview Lab

Preview with #173350

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

Preview Lab → · Contrast checker → · Palette generator →

#173350 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva