#1D5289#1D5289

#1D5289 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.3% C 0.107 H 252.4°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX#1D5289
RGBrgb(29, 82, 137)
HSLhsl(211, 65%, 33%)
HSVhsv(211, 79%, 54%)
CMYKcmyk(78.8%, 40.1%, 0%, 46.3%)
CIE-LABlab(34.19, 3.12, -35.61)
CIE-LCHlch(34.19, 35.74, 275.01°)
OKLaboklab(43.3% -0.0323 -0.1016)
OKLCHoklch(43.3% 0.107 252.4)
XYZxyz(8.0376, 8.1010, 24.8021)
Luminance0.0810 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5289 #89541D
analogous
#1D8889 #1D5289 #1E1D89
triadic
#1D5289 #891D52 #52891D
tetradic
#1D5289 #891D88 #89541D #1D891E
square
#1D5289 #891D88 #89541D #1D891E
split-complementary
#1D5289 #891E1D #88891D
monochromatic
#081624 #123456 #1D5289 #2870BC #488FD8

Accessibility & contrast

On white

8.01
#1D5289 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.62
#1D5289 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5289
8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5289#FFFFFF#000000##FFFFFF
##1D52891.008.012.628.01
#FFFFFF8.011.0021.001.00
#0000002.6221.001.0021.00
##FFFFFF8.011.0021.001.00

Color blindness preview

Protanopia (red-blind)
#38568B
Deuteranopia (green-blind)
#274C88
Tritanopia (blue-blind)
#005F67
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #1d5289;
/* rgb */ color: rgb(29, 82, 137);
/* oklch */ color: oklch(43.3% 0.107 252.4);
Tailwind
colors: {
  custom: {
    50: '#6a82ac',
    500: '#1d5289',
    950: '#000000',
  },
}
SCSS
$custom: #1d5289;
$custom-light: #6a82ac;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5289",
  "rgb": {
    "r": 29,
    "g": 82,
    "b": 137
  },
  "hsl": {
    "h": 210.556,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.43304,
    "c": 0.10664,
    "h": 252.4
  },
  "luminance": 0.08102
}

Semantic roles & 50–950 ramp

primary
#1D5289
secondary
#BA8247
accent
#9540E8
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #1D5289

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5289 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva