#1D4E5E#1D4E5E

#1D4E5E is a dark, muted cyan. Relative luminance 0.065; OKLCH L 39.8% C 0.058 H 222.8°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX#1D4E5E
RGBrgb(29, 78, 94)
HSLhsl(195, 53%, 24%)
HSVhsv(195, 69%, 37%)
CMYKcmyk(69.1%, 17%, 0%, 63.1%)
CIE-LABlab(30.68, -10.79, -14.24)
CIE-LCHlch(30.68, 17.87, 232.85°)
OKLaboklab(39.81% -0.0429 -0.0397)
OKLCHoklch(39.81% 0.058 222.8)
XYZxyz(5.2507, 6.5176, 11.5688)
Luminance0.0652 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D4E5E #5E2D1D
analogous
#1D5E4E #1D4E5E #1D2E5E
triadic
#1D4E5E #5E1D4E #4E5E1D
tetradic
#1D4E5E #4E1D5E #5E2D1D #2E5E1D
square
#1D4E5E #4E1D5E #5E2D1D #2E5E1D
split-complementary
#1D4E5E #5E1D2E #5E4E1D
monochromatic
#071317 #0F272F #1D4E5E #2B758D #3A9CBC

Accessibility & contrast

On white

9.12
#1D4E5E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.30
#1D4E5E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E5E
9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D4E5E#FFFFFF#000000##FFFFFF
##1D4E5E1.009.122.309.12
#FFFFFF9.121.0021.001.00
#0000002.3021.001.0021.00
##FFFFFF9.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#454C5F
Deuteranopia (green-blind)
#3C455E
Tritanopia (blue-blind)
#005353
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #1d4e5e;
/* rgb */ color: rgb(29, 78, 94);
/* oklch */ color: oklch(39.8% 0.058 222.8);
Tailwind
colors: {
  custom: {
    50: '#627f8b',
    500: '#1d4e5e',
    950: '#000000',
  },
}
SCSS
$custom: #1d4e5e;
$custom-light: #627f8b;
$custom-dark: #000000;
JSON
{
  "hex": "#1d4e5e",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 94
  },
  "hsl": {
    "h": 194.769,
    "s": 52.846,
    "l": 24.118
  },
  "oklch": {
    "l": 0.39805,
    "c": 0.05843,
    "h": 222.8
  },
  "luminance": 0.06518
}

Semantic roles & 50–950 ramp

primary
#1D4E5E
secondary
#935744
accent
#6F4CDC
background
#F6F7F8
surface
#EBEEF0
border
#C6C9CB
text
#050A0C
muted
#7A7C7D

Preview Lab

Preview with #1D4E5E

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

Preview Lab → · Contrast checker → · Palette generator →

#1D4E5E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva