#1B5686#1B5686

#1B5686 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.0% C 0.099 H 247.4°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX#1B5686
RGBrgb(27, 86, 134)
HSLhsl(207, 66%, 32%)
HSVhsv(207, 80%, 53%)
CMYKcmyk(79.9%, 35.8%, 0%, 47.5%)
CIE-LABlab(35.22, -0.91, -32.14)
CIE-LCHlch(35.22, 32.15, 268.37°)
OKLaboklab(44.04% -0.0381 -0.0914)
OKLCHoklch(44.04% 0.099 247.4)
XYZxyz(8.0812, 8.6089, 23.7854)
Luminance0.0861 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B5686 #864B1B
analogous
#1B8681 #1B5686 #1B2086
triadic
#1B5686 #861B56 #56861B
tetradic
#1B5686 #811B86 #864B1B #20861B
square
#1B5686 #811B86 #864B1B #20861B
split-complementary
#1B5686 #861B20 #86811B
monochromatic
#061520 #113553 #1B5686 #2577B9 #4295D9

Accessibility & contrast

On white

7.71
#1B5686 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.72
#1B5686 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5686
7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B5686#FFFFFF#000000##FFFFFF
##1B56861.007.712.727.71
#FFFFFF7.711.0021.001.00
#0000002.7221.001.0021.00
##FFFFFF7.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#405888
Deuteranopia (green-blind)
#304E85
Tritanopia (blue-blind)
#006267
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #1b5686;
/* rgb */ color: rgb(27, 86, 134);
/* oklch */ color: oklch(44.0% 0.099 247.4);
Tailwind
colors: {
  custom: {
    50: '#6985a9',
    500: '#1b5686',
    950: '#000000',
  },
}
SCSS
$custom: #1b5686;
$custom-light: #6985a9;
$custom-dark: #000000;
JSON
{
  "hex": "#1b5686",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 134
  },
  "hsl": {
    "h": 206.916,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.44038,
    "c": 0.09905,
    "h": 247.4
  },
  "luminance": 0.0861
}

Semantic roles & 50–950 ramp

primary
#1B5686
secondary
#B97844
accent
#8B3EE9
background
#F6F8FA
surface
#ECEFF4
border
#C7CACE
text
#070B10
muted
#7A7C7F

Preview Lab

Preview with #1B5686

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

Preview Lab → · Contrast checker → · Palette generator →

#1B5686 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva