#1B5486#1B5486

#1B5486 is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.5% C 0.101 H 249.0°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX#1B5486
RGBrgb(27, 84, 134)
HSLhsl(208, 66%, 32%)
HSVhsv(208, 80%, 53%)
CMYKcmyk(79.9%, 37.3%, 0%, 47.5%)
CIE-LABlab(34.59, 0.37, -33.14)
CIE-LCHlch(34.59, 33.15, 270.65°)
OKLaboklab(43.54% -0.0362 -0.0944)
OKLCHoklch(43.54% 0.101 249)
XYZxyz(7.9238, 8.2939, 23.7329)
Luminance0.0829 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B5486 #864D1B
analogous
#1B8683 #1B5486 #1B1F86
triadic
#1B5486 #861B54 #54861B
tetradic
#1B5486 #831B86 #864D1B #1F861B
square
#1B5486 #831B86 #864D1B #1F861B
split-complementary
#1B5486 #861B1F #86831B
monochromatic
#061420 #113453 #1B5486 #2574B9 #4293D9

Accessibility & contrast

On white

7.90
#1B5486 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.66
#1B5486 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5486
7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B5486#FFFFFF#000000##FFFFFF
##1B54861.007.902.667.90
#FFFFFF7.901.0021.001.00
#0000002.6621.001.0021.00
##FFFFFF7.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3D5788
Deuteranopia (green-blind)
#2D4D85
Tritanopia (blue-blind)
#006066
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #1b5486;
/* rgb */ color: rgb(27, 84, 134);
/* oklch */ color: oklch(43.5% 0.101 249.0);
Tailwind
colors: {
  custom: {
    50: '#6983a9',
    500: '#1b5486',
    950: '#000000',
  },
}
SCSS
$custom: #1b5486;
$custom-light: #6983a9;
$custom-dark: #000000;
JSON
{
  "hex": "#1b5486",
  "rgb": {
    "r": 27,
    "g": 84,
    "b": 134
  },
  "hsl": {
    "h": 208.037,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.43541,
    "c": 0.1011,
    "h": 249
  },
  "luminance": 0.08295
}

Semantic roles & 50–950 ramp

primary
#1B5486
secondary
#B97B44
accent
#8E3EE9
background
#F6F8FA
surface
#ECEFF4
border
#C7CACE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #1B5486

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

Preview Lab → · Contrast checker → · Palette generator →

#1B5486 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva