#1C5987#1C5987

#1C5987 is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.9% C 0.097 H 245.5°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX#1C5987
RGBrgb(28, 89, 135)
HSLhsl(206, 66%, 32%)
HSVhsv(206, 79%, 53%)
CMYKcmyk(79.3%, 34.1%, 0%, 47.1%)
CIE-LABlab(36.25, -2.31, -31.12)
CIE-LCHlch(36.25, 31.21, 265.76°)
OKLaboklab(44.88% -0.0402 -0.0884)
OKLCHoklch(44.88% 0.097 245.5)
XYZxyz(8.4228, 9.1399, 24.2372)
Luminance0.0914 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C5987 #874A1C
analogous
#1C8780 #1C5987 #1C2487
triadic
#1C5987 #871C59 #59871C
tetradic
#1C5987 #801C87 #874A1C #24871C
square
#1C5987 #801C87 #874A1C #24871C
split-complementary
#1C5987 #871C24 #87801C
monochromatic
#071622 #113854 #1C5987 #277ABA #4599D8

Accessibility & contrast

On white

7.43
#1C5987 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.83
#1C5987 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5987
7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C5987#FFFFFF#000000##FFFFFF
##1C59871.007.432.837.43
#FFFFFF7.431.0021.001.00
#0000002.8321.001.0021.00
##FFFFFF7.431.0021.001.00

Color blindness preview

Protanopia (red-blind)
#445B89
Deuteranopia (green-blind)
#355186
Tritanopia (blue-blind)
#00646A
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #1c5987;
/* rgb */ color: rgb(28, 89, 135);
/* oklch */ color: oklch(44.9% 0.097 245.5);
Tailwind
colors: {
  custom: {
    50: '#6987aa',
    500: '#1c5987',
    950: '#000000',
  },
}
SCSS
$custom: #1c5987;
$custom-light: #6987aa;
$custom-dark: #000000;
JSON
{
  "hex": "#1c5987",
  "rgb": {
    "r": 28,
    "g": 89,
    "b": 135
  },
  "hsl": {
    "h": 205.794,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.44876,
    "c": 0.0971,
    "h": 245.5
  },
  "luminance": 0.09141
}

Semantic roles & 50–950 ramp

primary
#1C5987
secondary
#BA7745
accent
#883FE9
background
#F6F8FA
surface
#ECEFF4
border
#C7CACE
text
#070B10
muted
#7A7C7F

Preview Lab

Preview with #1C5987

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

Preview Lab → · Contrast checker → · Palette generator →

#1C5987 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva