#1B7487#1B7487

#1B7487 is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 51.8% C 0.084 H 216.0°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX#1B7487
RGBrgb(27, 116, 135)
HSLhsl(191, 67%, 32%)
HSVhsv(191, 80%, 53%)
CMYKcmyk(80%, 14.1%, 0%, 47.1%)
CIE-LABlab(44.90, -18.34, -17.67)
CIE-LCHlch(44.90, 25.47, 223.94°)
OKLaboklab(51.77% -0.068 -0.0493)
OKLCHoklch(51.77% 0.084 216)
XYZxyz(11.0687, 14.4717, 25.1269)
Luminance0.1447 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B7487 #872E1B
analogous
#1B8764 #1B7487 #1B3E87
triadic
#1B7487 #871B74 #74871B
tetradic
#1B7487 #641B87 #872E1B #3E871B
square
#1B7487 #641B87 #872E1B #3E871B
split-complementary
#1B7487 #871B3E #87641B
monochromatic
#071C21 #114854 #1B7487 #25A0BA #43BFD9

Accessibility & contrast

On white

5.39
#1B7487 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.89
#1B7487 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7487
5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B7487#FFFFFF#000000##FFFFFF
##1B74871.005.393.895.39
#FFFFFF5.391.0021.001.00
#0000003.8921.001.0021.00
##FFFFFF5.391.0021.001.00

Color blindness preview

Protanopia (red-blind)
#677088
Deuteranopia (green-blind)
#596687
Tritanopia (blue-blind)
#007B7A
Achromatopsia (no color)
#6A6A6A

Design tokens & code

CSS
--color: #1b7487;
/* rgb */ color: rgb(27, 116, 135);
/* oklch */ color: oklch(51.8% 0.084 216.0);
Tailwind
colors: {
  custom: {
    50: '#6b9caa',
    500: '#1b7487',
    950: '#000000',
  },
}
SCSS
$custom: #1b7487;
$custom-light: #6b9caa;
$custom-dark: #000000;
JSON
{
  "hex": "#1b7487",
  "rgb": {
    "r": 27,
    "g": 116,
    "b": 135
  },
  "hsl": {
    "h": 190.556,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.5177,
    "c": 0.08404,
    "h": 216
  },
  "luminance": 0.14473
}

Semantic roles & 50–950 ramp

primary
#1B7487
secondary
#BA5944
accent
#5C3EEA
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#080E10
muted
#7A7E7F

Preview Lab

Preview with #1B7487

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

Preview Lab → · Contrast checker → · Palette generator →

#1B7487 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva