#1D5481#1D5481

#1D5481 is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.3% C 0.094 H 247.1°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX#1D5481
RGBrgb(29, 84, 129)
HSLhsl(207, 63%, 31%)
HSVhsv(207, 78%, 51%)
CMYKcmyk(77.5%, 34.9%, 0%, 49.4%)
CIE-LABlab(34.37, -1.33, -30.42)
CIE-LCHlch(34.37, 30.45, 267.49°)
OKLaboklab(43.29% -0.0365 -0.0864)
OKLCHoklch(43.29% 0.094 247.1)
XYZxyz(7.6380, 8.1860, 21.9421)
Luminance0.0819 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5481 #814A1D
analogous
#1D817C #1D5481 #1D2281
triadic
#1D5481 #811D54 #54811D
tetradic
#1D5481 #7C1D81 #814A1D #22811D
square
#1D5481 #7C1D81 #814A1D #22811D
split-complementary
#1D5481 #811D22 #817C1D
monochromatic
#07131D #12334F #1D5481 #2875B3 #4493D5

Accessibility & contrast

On white

7.96
#1D5481 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.64
#1D5481 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5481
7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5481#FFFFFF#000000##FFFFFF
##1D54811.007.962.647.96
#FFFFFF7.961.0021.001.00
#0000002.6421.001.0021.00
##FFFFFF7.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F5683
Deuteranopia (green-blind)
#314D80
Tritanopia (blue-blind)
#005F64
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #1d5481;
/* rgb */ color: rgb(29, 84, 129);
/* oklch */ color: oklch(43.3% 0.094 247.1);
Tailwind
colors: {
  custom: {
    50: '#6883a6',
    500: '#1d5481',
    950: '#000000',
  },
}
SCSS
$custom: #1d5481;
$custom-light: #6883a6;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5481",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 129
  },
  "hsl": {
    "h": 207,
    "s": 63.291,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43293,
    "c": 0.0938,
    "h": 247.1
  },
  "luminance": 0.08187
}

Semantic roles & 50–950 ramp

primary
#1D5481
secondary
#B47746
accent
#8C41E6
background
#F6F8FA
surface
#EBEFF4
border
#C6CACE
text
#070A0F
muted
#7A7C7F

Preview Lab

Preview with #1D5481

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5481 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva