#1B7387#1B7387

#1B7387 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.5% C 0.084 H 217.1°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX#1B7387
RGBrgb(27, 115, 135)
HSLhsl(191, 67%, 32%)
HSVhsv(191, 80%, 53%)
CMYKcmyk(80%, 14.8%, 0%, 47.1%)
CIE-LABlab(44.58, -17.79, -18.17)
CIE-LCHlch(44.58, 25.43, 225.60°)
OKLaboklab(51.51% -0.067 -0.0508)
OKLCHoklch(51.51% 0.084 217.1)
XYZxyz(10.9540, 14.2424, 25.0887)
Luminance0.1424 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B7387 #872F1B
analogous
#1B8765 #1B7387 #1B3D87
triadic
#1B7387 #871B73 #73871B
tetradic
#1B7387 #651B87 #872F1B #3D871B
square
#1B7387 #651B87 #872F1B #3D871B
split-complementary
#1B7387 #871B3D #87651B
monochromatic
#071C21 #114854 #1B7387 #259EBA #43BED9

Accessibility & contrast

On white

5.46
#1B7387 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.85
#1B7387 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7387
5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B7387#FFFFFF#000000##FFFFFF
##1B73871.005.463.855.46
#FFFFFF5.461.0021.001.00
#0000003.8521.001.0021.00
##FFFFFF5.461.0021.001.00

Color blindness preview

Protanopia (red-blind)
#666F88
Deuteranopia (green-blind)
#576587
Tritanopia (blue-blind)
#007A79
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #1b7387;
/* rgb */ color: rgb(27, 115, 135);
/* oklch */ color: oklch(51.5% 0.084 217.1);
Tailwind
colors: {
  custom: {
    50: '#6b9baa',
    500: '#1b7387',
    950: '#000000',
  },
}
SCSS
$custom: #1b7387;
$custom-light: #6b9baa;
$custom-dark: #000000;
JSON
{
  "hex": "#1b7387",
  "rgb": {
    "r": 27,
    "g": 115,
    "b": 135
  },
  "hsl": {
    "h": 191.111,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.5151,
    "c": 0.08406,
    "h": 217.1
  },
  "luminance": 0.14244
}

Semantic roles & 50–950 ramp

primary
#1B7387
secondary
#BA5A44
accent
#5E3EEA
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#080E10
muted
#7A7E7F

Preview Lab

Preview with #1B7387

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

Preview Lab → · Contrast checker → · Palette generator →

#1B7387 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva