#1D4E5C#1D4E5C

#1D4E5C is a dark, muted cyan. Relative luminance 0.065; OKLCH L 39.7% C 0.057 H 219.8°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX#1D4E5C
RGBrgb(29, 78, 92)
HSLhsl(193, 52%, 24%)
HSVhsv(193, 68%, 36%)
CMYKcmyk(68.5%, 15.2%, 0%, 63.9%)
CIE-LABlab(30.60, -11.50, -13.10)
CIE-LCHlch(30.60, 17.43, 228.70°)
OKLaboklab(39.71% -0.0437 -0.0365)
OKLCHoklch(39.71% 0.057 219.8)
XYZxyz(5.1621, 6.4822, 11.1023)
Luminance0.0648 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D4E5C #5C2B1D
analogous
#1D5C4A #1D4E5C #1D2E5C
triadic
#1D4E5C #5C1D4E #4E5C1D
tetradic
#1D4E5C #4A1D5C #5C2B1D #2E5C1D
square
#1D4E5C #4A1D5C #5C2B1D #2E5C1D
split-complementary
#1D4E5C #5C1D2E #5C4A1D
monochromatic
#071417 #0E272D #1D4E5C #2C758B #3A9DB9

Accessibility & contrast

On white

9.14
#1D4E5C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.30
#1D4E5C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E5C
9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D4E5C#FFFFFF#000000##FFFFFF
##1D4E5C1.009.142.309.14
#FFFFFF9.141.0021.001.00
#0000002.3021.001.0021.00
##FFFFFF9.141.0021.001.00

Color blindness preview

Protanopia (red-blind)
#454C5D
Deuteranopia (green-blind)
#3C455C
Tritanopia (blue-blind)
#005352
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #1d4e5c;
/* rgb */ color: rgb(29, 78, 92);
/* oklch */ color: oklch(39.7% 0.057 219.8);
Tailwind
colors: {
  custom: {
    50: '#617f8a',
    500: '#1d4e5c',
    950: '#000000',
  },
}
SCSS
$custom: #1d4e5c;
$custom-light: #617f8a;
$custom-dark: #000000;
JSON
{
  "hex": "#1d4e5c",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 92
  },
  "hsl": {
    "h": 193.333,
    "s": 52.066,
    "l": 23.725
  },
  "oklch": {
    "l": 0.39709,
    "c": 0.05694,
    "h": 219.8
  },
  "luminance": 0.06483
}

Semantic roles & 50–950 ramp

primary
#1D4E5C
secondary
#915544
accent
#6C4CDC
background
#F6F7F8
surface
#EBEEF0
border
#C6C9CB
text
#050A0B
muted
#7A7C7C

Preview Lab

Preview with #1D4E5C

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

Preview Lab → · Contrast checker → · Palette generator →

#1D4E5C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva