#1D5C8C#1D5C8C

#1D5C8C is a mid, moderate cyan. Relative luminance 0.098; OKLCH L 46.0% C 0.100 H 245.8°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX#1D5C8C
RGBrgb(29, 92, 140)
HSLhsl(206, 66%, 33%)
HSVhsv(206, 79%, 55%)
CMYKcmyk(79.3%, 34.3%, 0%, 45.1%)
CIE-LABlab(37.50, -2.13, -32.20)
CIE-LCHlch(37.50, 32.27, 266.21°)
OKLaboklab(45.95% -0.0411 -0.0915)
OKLCHoklch(45.95% 0.1 245.8)
XYZxyz(9.0656, 9.8079, 26.2212)
Luminance0.0981 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5C8C #8C4D1D
analogous
#1D8C84 #1D5C8C #1D248C
triadic
#1D5C8C #8C1D5C #5C8C1D
tetradic
#1D5C8C #841D8C #8C4D1D #248C1D
square
#1D5C8C #841D8C #8C4D1D #248C1D
split-complementary
#1D5C8C #8C1D24 #8C841D
monochromatic
#081927 #123B59 #1D5C8C #287DBF #4A9BD9

Accessibility & contrast

On white

7.09
#1D5C8C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.96
#1D5C8C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5C8C
7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5C8C#FFFFFF#000000##FFFFFF
##1D5C8C1.007.092.967.09
#FFFFFF7.091.0021.001.00
#0000002.9621.001.0021.00
##FFFFFF7.091.0021.001.00

Color blindness preview

Protanopia (red-blind)
#465E8E
Deuteranopia (green-blind)
#36548B
Tritanopia (blue-blind)
#00686D
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #1d5c8c;
/* rgb */ color: rgb(29, 92, 140);
/* oklch */ color: oklch(46.0% 0.100 245.8);
Tailwind
colors: {
  custom: {
    50: '#6b89ae',
    500: '#1d5c8c',
    950: '#000000',
  },
}
SCSS
$custom: #1d5c8c;
$custom-light: #6b89ae;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5c8c",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 140
  },
  "hsl": {
    "h": 205.946,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45952,
    "c": 0.10027,
    "h": 245.8
  },
  "luminance": 0.09809
}

Semantic roles & 50–950 ramp

primary
#1D5C8C
secondary
#BC7B49
accent
#883FE9
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#080B10
muted
#7A7C7F

Preview Lab

Preview with #1D5C8C

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5C8C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva