#1B4C86#1B4C86

#1B4C86 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.6% C 0.110 H 254.9°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX#1B4C86
RGBrgb(27, 76, 134)
HSLhsl(213, 66%, 32%)
HSVhsv(213, 80%, 53%)
CMYKcmyk(79.9%, 43.3%, 0%, 47.5%)
CIE-LABlab(32.08, 5.65, -37.13)
CIE-LCHlch(32.08, 37.56, 278.65°)
OKLaboklab(41.58% -0.0287 -0.1062)
OKLCHoklch(41.58% 0.11 254.9)
XYZxyz(7.3379, 7.1223, 23.5376)
Luminance0.0712 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B4C86 #86551B
analogous
#1B8286 #1B4C86 #1F1B86
triadic
#1B4C86 #861B4C #4C861B
tetradic
#1B4C86 #861B82 #86551B #1B861F
square
#1B4C86 #861B82 #86551B #1B861F
split-complementary
#1B4C86 #861F1B #82861B
monochromatic
#061220 #112F53 #1B4C86 #2569B9 #4287D9

Accessibility & contrast

On white

8.66
#1B4C86 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.42
#1B4C86 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4C86
8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B4C86#FFFFFF#000000##FFFFFF
##1B4C861.008.662.428.66
#FFFFFF8.661.0021.001.00
#0000002.4221.001.0021.00
##FFFFFF8.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2F5188
Deuteranopia (green-blind)
#1C4785
Tritanopia (blue-blind)
#005A62
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #1b4c86;
/* rgb */ color: rgb(27, 76, 134);
/* oklch */ color: oklch(41.6% 0.110 254.9);
Tailwind
colors: {
  custom: {
    50: '#697da9',
    500: '#1b4c86',
    950: '#000000',
  },
}
SCSS
$custom: #1b4c86;
$custom-light: #697da9;
$custom-dark: #000000;
JSON
{
  "hex": "#1b4c86",
  "rgb": {
    "r": 27,
    "g": 76,
    "b": 134
  },
  "hsl": {
    "h": 212.523,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41584,
    "c": 0.11004,
    "h": 254.9
  },
  "luminance": 0.07123
}

Semantic roles & 50–950 ramp

primary
#1B4C86
secondary
#B98344
accent
#9B3EE9
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070910
muted
#7A7B7F

Preview Lab

Preview with #1B4C86

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

Preview Lab → · Contrast checker → · Palette generator →

#1B4C86 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva