#1C5288#1C5288

#1C5288 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.2% C 0.106 H 251.7°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX#1C5288
RGBrgb(28, 82, 136)
HSLhsl(210, 66%, 32%)
HSVhsv(210, 79%, 53%)
CMYKcmyk(79.4%, 39.7%, 0%, 46.7%)
CIE-LABlab(34.10, 2.60, -35.14)
CIE-LCHlch(34.10, 35.23, 274.22°)
OKLaboklab(43.21% -0.0332 -0.1003)
OKLCHoklch(43.21% 0.106 251.7)
XYZxyz(7.9384, 8.0581, 24.4248)
Luminance0.0806 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C5288 #88521C
analogous
#1C8888 #1C5288 #1C1C88
triadic
#1C5288 #881C52 #52881C
tetradic
#1C5288 #881C88 #88521C #1C881C
square
#1C5288 #881C88 #88521C #1C881C
split-complementary
#1C5288 #881C1C #88881C
monochromatic
#071522 #123355 #1C5288 #2671BB #468FD9

Accessibility & contrast

On white

8.04
#1C5288 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.61
#1C5288 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5288
8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C5288#FFFFFF#000000##FFFFFF
##1C52881.008.042.618.04
#FFFFFF8.041.0021.001.00
#0000002.6121.001.0021.00
##FFFFFF8.041.0021.001.00

Color blindness preview

Protanopia (red-blind)
#38568A
Deuteranopia (green-blind)
#284C87
Tritanopia (blue-blind)
#005F66
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #1c5288;
/* rgb */ color: rgb(28, 82, 136);
/* oklch */ color: oklch(43.2% 0.106 251.7);
Tailwind
colors: {
  custom: {
    50: '#6982ab',
    500: '#1c5288',
    950: '#000000',
  },
}
SCSS
$custom: #1c5288;
$custom-light: #6982ab;
$custom-dark: #000000;
JSON
{
  "hex": "#1c5288",
  "rgb": {
    "r": 28,
    "g": 82,
    "b": 136
  },
  "hsl": {
    "h": 210,
    "s": 65.854,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43207,
    "c": 0.1056,
    "h": 251.7
  },
  "luminance": 0.08059
}

Semantic roles & 50–950 ramp

primary
#1C5288
secondary
#BA8045
accent
#943FE9
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #1C5288

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

Preview Lab → · Contrast checker → · Palette generator →

#1C5288 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva