#17437A#17437A

#17437A is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.4% C 0.105 H 255.9°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX#17437A
RGBrgb(23, 67, 122)
HSLhsl(213, 68%, 28%)
HSVhsv(213, 81%, 48%)
CMYKcmyk(81.1%, 45.1%, 0%, 52.2%)
CIE-LABlab(28.38, 6.36, -35.59)
CIE-LCHlch(28.38, 36.16, 280.13°)
OKLaboklab(38.43% -0.0257 -0.1019)
OKLCHoklch(38.43% 0.105 255.9)
XYZxyz(5.8721, 5.6009, 19.1802)
Luminance0.0560 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17437A #7A4E17
analogous
#17747A #17437A #1C177A
triadic
#17437A #7A1743 #437A17
tetradic
#17437A #7A1774 #7A4E17 #177A1C
square
#17437A #7A1774 #7A4E17 #177A1C
split-complementary
#17437A #7A1C17 #747A17
monochromatic
#050E1A #0D2747 #17437A #215FAD #337CD9

Accessibility & contrast

On white

9.90
#17437A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.12
#17437A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17437A
9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17437A#FFFFFF#000000##FFFFFF
##17437A1.009.902.129.90
#FFFFFF9.901.0021.001.00
#0000002.1221.001.0021.00
##FFFFFF9.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#27487C
Deuteranopia (green-blind)
#143F79
Tritanopia (blue-blind)
#005058
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #17437a;
/* rgb */ color: rgb(23, 67, 122);
/* oklch */ color: oklch(38.4% 0.105 255.9);
Tailwind
colors: {
  custom: {
    50: '#6576a1',
    500: '#17437a',
    950: '#000000',
  },
}
SCSS
$custom: #17437a;
$custom-light: #6576a1;
$custom-dark: #000000;
JSON
{
  "hex": "#17437a",
  "rgb": {
    "r": 23,
    "g": 67,
    "b": 122
  },
  "hsl": {
    "h": 213.333,
    "s": 68.276,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38427,
    "c": 0.10513,
    "h": 255.9
  },
  "luminance": 0.05602
}

Semantic roles & 50–950 ramp

primary
#17437A
secondary
#AF7D3E
accent
#9E3DEB
background
#F6F7F9
surface
#EBEDF2
border
#C6C8CC
text
#06080F
muted
#7A7B7E

Preview Lab

Preview with #17437A

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

Preview Lab → · Contrast checker → · Palette generator →

#17437A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva