#1C517A#1C517A

#1C517A is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.1% C 0.088 H 245.6°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX#1C517A
RGBrgb(28, 81, 122)
HSLhsl(206, 63%, 29%)
HSVhsv(206, 77%, 48%)
CMYKcmyk(77%, 33.6%, 0%, 52.2%)
CIE-LABlab(33.00, -2.29, -28.25)
CIE-LCHlch(33.00, 28.34, 265.37°)
OKLaboklab(42.08% -0.0363 -0.0801)
OKLCHoklch(42.08% 0.088 245.6)
XYZxyz(6.9328, 7.5361, 19.4978)
Luminance0.0754 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C517A #7A451C
analogous
#1C7A74 #1C517A #1C227A
triadic
#1C517A #7A1C51 #517A1C
tetradic
#1C517A #741C7A #7A451C #227A1C
square
#1C517A #741C7A #7A451C #227A1C
split-complementary
#1C517A #7A1C22 #7A741C
monochromatic
#061119 #113048 #1C517A #2772AC #3E92D3

Accessibility & contrast

On white

8.38
#1C517A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.51
#1C517A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C517A
8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C517A#FFFFFF#000000##FFFFFF
##1C517A1.008.382.518.38
#FFFFFF8.381.0021.001.00
#0000002.5121.001.0021.00
##FFFFFF8.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3E527C
Deuteranopia (green-blind)
#314A79
Tritanopia (blue-blind)
#005B60
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #1c517a;
/* rgb */ color: rgb(28, 81, 122);
/* oklch */ color: oklch(42.1% 0.088 245.6);
Tailwind
colors: {
  custom: {
    50: '#6681a0',
    500: '#1c517a',
    950: '#000000',
  },
}
SCSS
$custom: #1c517a;
$custom-light: #6681a0;
$custom-dark: #000000;
JSON
{
  "hex": "#1c517a",
  "rgb": {
    "r": 28,
    "g": 81,
    "b": 122
  },
  "hsl": {
    "h": 206.17,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.42081,
    "c": 0.08795,
    "h": 245.6
  },
  "luminance": 0.07537
}

Semantic roles & 50–950 ramp

primary
#1C517A
secondary
#AE7244
accent
#8942E6
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#070A0F
muted
#7A7C7E

Preview Lab

Preview with #1C517A

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

Preview Lab → · Contrast checker → · Palette generator →

#1C517A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva