#1B5086#1B5086

#1B5086 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.6% C 0.105 H 252.1°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX#1B5086
RGBrgb(27, 80, 134)
HSLhsl(210, 66%, 32%)
HSVhsv(210, 80%, 53%)
CMYKcmyk(79.9%, 40.3%, 0%, 47.5%)
CIE-LABlab(33.33, 2.99, -35.14)
CIE-LCHlch(33.33, 35.27, 274.86°)
OKLaboklab(42.56% -0.0324 -0.1003)
OKLCHoklch(42.56% 0.105 252.1)
XYZxyz(7.6221, 7.6907, 23.6324)
Luminance0.0769 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B5086 #86511B
analogous
#1B8686 #1B5086 #1B1B86
triadic
#1B5086 #861B50 #50861B
tetradic
#1B5086 #861B86 #86511B #1B861B
square
#1B5086 #861B86 #86511B #1B861B
split-complementary
#1B5086 #861B1B #86861B
monochromatic
#061320 #113253 #1B5086 #256EB9 #428DD9

Accessibility & contrast

On white

8.27
#1B5086 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.54
#1B5086 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5086
8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B5086#FFFFFF#000000##FFFFFF
##1B50861.008.272.548.27
#FFFFFF8.271.0021.001.00
#0000002.5421.001.0021.00
##FFFFFF8.271.0021.001.00

Color blindness preview

Protanopia (red-blind)
#365488
Deuteranopia (green-blind)
#254A85
Tritanopia (blue-blind)
#005D64
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #1b5086;
/* rgb */ color: rgb(27, 80, 134);
/* oklch */ color: oklch(42.6% 0.105 252.1);
Tailwind
colors: {
  custom: {
    50: '#6980a9',
    500: '#1b5086',
    950: '#000000',
  },
}
SCSS
$custom: #1b5086;
$custom-light: #6980a9;
$custom-dark: #000000;
JSON
{
  "hex": "#1b5086",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 134
  },
  "hsl": {
    "h": 210.28,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.42556,
    "c": 0.10541,
    "h": 252.1
  },
  "luminance": 0.07692
}

Semantic roles & 50–950 ramp

primary
#1B5086
secondary
#B97F44
accent
#953EE9
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #1B5086

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

Preview Lab → · Contrast checker → · Palette generator →

#1B5086 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva