#1C5784#1C5784

#1C5784 is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.2% C 0.095 H 245.7°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX#1C5784
RGBrgb(28, 87, 132)
HSLhsl(206, 65%, 31%)
HSVhsv(206, 79%, 52%)
CMYKcmyk(78.8%, 34.1%, 0%, 48.2%)
CIE-LABlab(35.46, -2.21, -30.54)
CIE-LCHlch(35.46, 30.62, 265.86°)
OKLaboklab(44.2% -0.0392 -0.0867)
OKLCHoklch(44.2% 0.095 245.7)
XYZxyz(8.0503, 8.7283, 23.0858)
Luminance0.0873 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C5784 #84491C
analogous
#1C847D #1C5784 #1C2384
triadic
#1C5784 #841C57 #57841C
tetradic
#1C5784 #7D1C84 #84491C #23841C
square
#1C5784 #7D1C84 #84491C #23841C
split-complementary
#1C5784 #841C23 #847D1C
monochromatic
#07141F #113652 #1C5784 #2778B6 #4397D7

Accessibility & contrast

On white

7.65
#1C5784 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.75
#1C5784 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5784
7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C5784#FFFFFF#000000##FFFFFF
##1C57841.007.652.757.65
#FFFFFF7.651.0021.001.00
#0000002.7521.001.0021.00
##FFFFFF7.651.0021.001.00

Color blindness preview

Protanopia (red-blind)
#425986
Deuteranopia (green-blind)
#334F83
Tritanopia (blue-blind)
#006267
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #1c5784;
/* rgb */ color: rgb(28, 87, 132);
/* oklch */ color: oklch(44.2% 0.095 245.7);
Tailwind
colors: {
  custom: {
    50: '#6986a8',
    500: '#1c5784',
    950: '#000000',
  },
}
SCSS
$custom: #1c5784;
$custom-light: #6986a8;
$custom-dark: #000000;
JSON
{
  "hex": "#1c5784",
  "rgb": {
    "r": 28,
    "g": 87,
    "b": 132
  },
  "hsl": {
    "h": 205.962,
    "s": 65,
    "l": 31.373
  },
  "oklch": {
    "l": 0.44195,
    "c": 0.09516,
    "h": 245.7
  },
  "luminance": 0.08729
}

Semantic roles & 50–950 ramp

primary
#1C5784
secondary
#B77645
accent
#8940E8
background
#F6F8FA
surface
#ECEFF4
border
#C7CACE
text
#070B0F
muted
#7A7C7F

Preview Lab

Preview with #1C5784

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

Preview Lab → · Contrast checker → · Palette generator →

#1C5784 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva