#1B8098#1B8098

#1B8098 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.6% C 0.093 H 218.5°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX#1B8098
RGBrgb(27, 128, 152)
HSLhsl(192, 70%, 35%)
HSVhsv(192, 82%, 60%)
CMYKcmyk(82.2%, 15.8%, 0%, 40.4%)
CIE-LABlab(49.42, -18.95, -20.78)
CIE-LCHlch(49.42, 28.12, 227.63°)
OKLaboklab(55.63% -0.073 -0.0581)
OKLCHoklch(55.63% 0.093 218.5)
XYZxyz(13.8362, 17.9366, 32.4326)
Luminance0.1794 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B8098 #98331B
analogous
#1B9871 #1B8098 #1B4298
triadic
#1B8098 #981B80 #80981B
tetradic
#1B8098 #711B98 #98331B #42981B
square
#1B8098 #711B98 #98331B #42981B
split-complementary
#1B8098 #981B42 #98711B
monochromatic
#092830 #125464 #1B8098 #24ACCC #4EC4E0

Accessibility & contrast

On white

4.58
#1B8098 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.59
#1B8098 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8098
4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B8098#FFFFFF#000000##000000
##1B80981.004.584.594.59
#FFFFFF4.581.0021.0021.00
#0000004.5921.001.001.00
##0000004.5921.001.001.00

Color blindness preview

Protanopia (red-blind)
#717C99
Deuteranopia (green-blind)
#607098
Tritanopia (blue-blind)
#008888
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #1b8098;
/* rgb */ color: rgb(27, 128, 152);
/* oklch */ color: oklch(55.6% 0.093 218.5);
Tailwind
colors: {
  custom: {
    50: '#6fa5b6',
    500: '#1b8098',
    950: '#000000',
  },
}
SCSS
$custom: #1b8098;
$custom-light: #6fa5b6;
$custom-dark: #000000;
JSON
{
  "hex": "#1b8098",
  "rgb": {
    "r": 27,
    "g": 128,
    "b": 152
  },
  "hsl": {
    "h": 191.52,
    "s": 69.832,
    "l": 35.098
  },
  "oklch": {
    "l": 0.5563,
    "c": 0.09333,
    "h": 218.5
  },
  "luminance": 0.17938
}

Semantic roles & 50–950 ramp

primary
#1B8098
secondary
#C2634D
accent
#5D3BED
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#090F11
muted
#7B7F80

Preview Lab

Preview with #1B8098

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

Preview Lab → · Contrast checker → · Palette generator →

#1B8098 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva