#1D4152#1D4152

#1D4152 is a dark, muted cyan. Relative luminance 0.047; OKLCH L 35.7% C 0.051 H 231.0°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX#1D4152
RGBrgb(29, 65, 82)
HSLhsl(199, 48%, 22%)
HSVhsv(199, 65%, 32%)
CMYKcmyk(64.6%, 20.7%, 0%, 67.8%)
CIE-LABlab(25.72, -7.07, -14.13)
CIE-LCHlch(25.72, 15.80, 243.43°)
OKLaboklab(35.66% -0.0319 -0.0394)
OKLCHoklch(35.66% 0.051 231)
XYZxyz(3.9194, 4.6506, 8.6721)
Luminance0.0465 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D4152 #522E1D
analogous
#1D5249 #1D4152 #1D2752
triadic
#1D4152 #521D41 #41521D
tetradic
#1D4152 #491D52 #522E1D #27521D
square
#1D4152 #491D52 #522E1D #27521D
split-complementary
#1D4152 #521D27 #52491D
monochromatic
#081217 #0D1D25 #1D4152 #2D657F #3D89AC

Accessibility & contrast

On white

10.88
#1D4152 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.93
#1D4152 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4152
10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D4152#FFFFFF#000000##FFFFFF
##1D41521.0010.881.9310.88
#FFFFFF10.881.0021.001.00
#0000001.9321.001.0021.00
##FFFFFF10.881.0021.001.00

Color blindness preview

Protanopia (red-blind)
#384053
Deuteranopia (green-blind)
#313A52
Tritanopia (blue-blind)
#004647
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #1d4152;
/* rgb */ color: rgb(29, 65, 82);
/* oklch */ color: oklch(35.7% 0.051 231.0);
Tailwind
colors: {
  custom: {
    50: '#5f7582',
    500: '#1d4152',
    950: '#000000',
  },
}
SCSS
$custom: #1d4152;
$custom-light: #5f7582;
$custom-dark: #000000;
JSON
{
  "hex": "#1d4152",
  "rgb": {
    "r": 29,
    "g": 65,
    "b": 82
  },
  "hsl": {
    "h": 199.245,
    "s": 47.748,
    "l": 21.765
  },
  "oklch": {
    "l": 0.35664,
    "c": 0.05074,
    "h": 231
  },
  "luminance": 0.04651
}

Semantic roles & 50–950 ramp

primary
#1D4152
secondary
#875944
accent
#7C50D7
background
#F5F7F7
surface
#E9EDEE
border
#C5C8C9
text
#05080A
muted
#797B7C

Preview Lab

Preview with #1D4152

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

Preview Lab → · Contrast checker → · Palette generator →

#1D4152 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva