#1C5D7C#1C5D7C

#1C5D7C is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.081 H 233.7°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX#1C5D7C
RGBrgb(28, 93, 124)
HSLhsl(199, 63%, 30%)
HSVhsv(199, 77%, 49%)
CMYKcmyk(77.4%, 25%, 0%, 51.4%)
CIE-LABlab(36.99, -8.99, -23.24)
CIE-LCHlch(36.99, 24.92, 248.85°)
OKLaboklab(45.28% -0.0481 -0.0654)
OKLCHoklch(45.28% 0.081 233.7)
XYZxyz(8.0299, 9.5299, 20.4811)
Luminance0.0953 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C5D7C #7C3B1C
analogous
#1C7C6B #1C5D7C #1C2D7C
triadic
#1C5D7C #7C1C5D #5D7C1C
tetradic
#1C5D7C #6B1C7C #7C3B1C #2D7C1C
square
#1C5D7C #6B1C7C #7C3B1C #2D7C1C
split-complementary
#1C5D7C #7C1C2D #7C6B1C
monochromatic
#061319 #11384A #1C5D7C #2782AE #3FA4D4

Accessibility & contrast

On white

7.23
#1C5D7C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.91
#1C5D7C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C5D7C
7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C5D7C#FFFFFF#000000##FFFFFF
##1C5D7C1.007.232.917.23
#FFFFFF7.231.0021.001.00
#0000002.9121.001.0021.00
##FFFFFF7.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4E5C7D
Deuteranopia (green-blind)
#41537C
Tritanopia (blue-blind)
#006567
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #1c5d7c;
/* rgb */ color: rgb(28, 93, 124);
/* oklch */ color: oklch(45.3% 0.081 233.7);
Tailwind
colors: {
  custom: {
    50: '#678aa2',
    500: '#1c5d7c',
    950: '#000000',
  },
}
SCSS
$custom: #1c5d7c;
$custom-light: #678aa2;
$custom-dark: #000000;
JSON
{
  "hex": "#1c5d7c",
  "rgb": {
    "r": 28,
    "g": 93,
    "b": 124
  },
  "hsl": {
    "h": 199.375,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.45276,
    "c": 0.0812,
    "h": 233.7
  },
  "luminance": 0.09531
}

Semantic roles & 50–950 ramp

primary
#1C5D7C
secondary
#B06744
accent
#7742E6
background
#F6F8F9
surface
#EBF0F2
border
#C6CBCC
text
#070B0F
muted
#7A7C7E

Preview Lab

Preview with #1C5D7C

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

Preview Lab → · Contrast checker → · Palette generator →

#1C5D7C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva