#1C5D8E#1C5D8E

#1C5D8E is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.102 H 245.8°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX#1C5D8E
RGBrgb(28, 93, 142)
HSLhsl(206, 67%, 33%)
HSVhsv(206, 80%, 56%)
CMYKcmyk(80.3%, 34.5%, 0%, 44.3%)
CIE-LABlab(37.89, -2.11, -32.78)
CIE-LCHlch(37.89, 32.85, 266.32°)
OKLaboklab(46.29% -0.0419 -0.0932)
OKLCHoklch(46.29% 0.102 245.8)
XYZxyz(9.2738, 10.0275, 27.0327)
Luminance0.1003 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C5D8E #8E4D1C
analogous
#1C8E86 #1C5D8E #1C248E
triadic
#1C5D8E #8E1C5D #5D8E1C
tetradic
#1C5D8E #861C8E #8E4D1C #248E1C
square
#1C5D8E #861C8E #8E4D1C #248E1C
split-complementary
#1C5D8E #8E1C24 #8E861C
monochromatic
#081A28 #123C5B #1C5D8E #267EC1 #499CDB

Accessibility & contrast

On white

6.99
#1C5D8E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.01
#1C5D8E on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C5D8E
6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C5D8E#FFFFFF#000000##FFFFFF
##1C5D8E1.006.993.016.99
#FFFFFF6.991.0021.001.00
#0000003.0121.001.0021.00
##FFFFFF6.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#465F90
Deuteranopia (green-blind)
#36548D
Tritanopia (blue-blind)
#00696F
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #1c5d8e;
/* rgb */ color: rgb(28, 93, 142);
/* oklch */ color: oklch(46.3% 0.102 245.8);
Tailwind
colors: {
  custom: {
    50: '#6b8aaf',
    500: '#1c5d8e',
    950: '#000000',
  },
}
SCSS
$custom: #1c5d8e;
$custom-light: #6b8aaf;
$custom-dark: #000000;
JSON
{
  "hex": "#1c5d8e",
  "rgb": {
    "r": 28,
    "g": 93,
    "b": 142
  },
  "hsl": {
    "h": 205.789,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.46292,
    "c": 0.10218,
    "h": 245.8
  },
  "luminance": 0.10029
}

Semantic roles & 50–950 ramp

primary
#1C5D8E
secondary
#BD7B49
accent
#883EEA
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#080B10
muted
#7A7C7F

Preview Lab

Preview with #1C5D8E

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

Preview Lab → · Contrast checker → · Palette generator →

#1C5D8E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva