#1D5C8A#1D5C8A

#1D5C8A is a mid, moderate cyan. Relative luminance 0.098; OKLCH L 45.8% C 0.098 H 244.8°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX#1D5C8A
RGBrgb(29, 92, 138)
HSLhsl(205, 65%, 33%)
HSVhsv(205, 79%, 54%)
CMYKcmyk(79%, 33.3%, 0%, 45.9%)
CIE-LABlab(37.39, -2.91, -31.15)
CIE-LCHlch(37.39, 31.29, 264.66°)
OKLaboklab(45.83% -0.0417 -0.0884)
OKLCHoklch(45.83% 0.098 244.8)
XYZxyz(8.9195, 9.7494, 25.4516)
Luminance0.0975 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5C8A #8A4B1D
analogous
#1D8A81 #1D5C8A #1D268A
triadic
#1D5C8A #8A1D5C #5C8A1D
tetradic
#1D5C8A #811D8A #8A4B1D #268A1D
square
#1D5C8A #811D8A #8A4B1D #268A1D
split-complementary
#1D5C8A #8A1D26 #8A811D
monochromatic
#081925 #123A57 #1D5C8A #287EBD #499CD9

Accessibility & contrast

On white

7.12
#1D5C8A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.95
#1D5C8A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5C8A
7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5C8A#FFFFFF#000000##FFFFFF
##1D5C8A1.007.122.957.12
#FFFFFF7.121.0021.001.00
#0000002.9521.001.0021.00
##FFFFFF7.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#475E8C
Deuteranopia (green-blind)
#375389
Tritanopia (blue-blind)
#00676C
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #1d5c8a;
/* rgb */ color: rgb(29, 92, 138);
/* oklch */ color: oklch(45.8% 0.098 244.8);
Tailwind
colors: {
  custom: {
    50: '#6a89ac',
    500: '#1d5c8a',
    950: '#000000',
  },
}
SCSS
$custom: #1d5c8a;
$custom-light: #6a89ac;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5c8a",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 138
  },
  "hsl": {
    "h": 205.321,
    "s": 65.269,
    "l": 32.745
  },
  "oklch": {
    "l": 0.45833,
    "c": 0.09775,
    "h": 244.8
  },
  "luminance": 0.0975
}

Semantic roles & 50–950 ramp

primary
#1D5C8A
secondary
#BB7848
accent
#8740E8
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#070B10
muted
#7A7C7F

Preview Lab

Preview with #1D5C8A

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5C8A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva