#1B6F83#1B6F83

#1B6F83 is a mid, moderate cyan. Relative luminance 0.132; OKLCH L 50.3% C 0.082 H 217.9°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX#1B6F83
RGBrgb(27, 111, 131)
HSLhsl(192, 66%, 31%)
HSVhsv(192, 79%, 51%)
CMYKcmyk(79.4%, 15.3%, 0%, 48.6%)
CIE-LABlab(43.12, -16.99, -18.01)
CIE-LCHlch(43.12, 24.75, 226.67°)
OKLaboklab(50.28% -0.0646 -0.0503)
OKLCHoklch(50.28% 0.082 217.9)
XYZxyz(10.2314, 13.2393, 23.4845)
Luminance0.1324 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B6F83 #832F1B
analogous
#1B8363 #1B6F83 #1B3B83
triadic
#1B6F83 #831B6F #6F831B
tetradic
#1B6F83 #631B83 #832F1B #3B831B
square
#1B6F83 #631B83 #832F1B #3B831B
split-complementary
#1B6F83 #831B3B #83631B
monochromatic
#06191E #114450 #1B6F83 #259AB6 #41BBD8

Accessibility & contrast

On white

5.76
#1B6F83 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.65
#1B6F83 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6F83
5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B6F83#FFFFFF#000000##FFFFFF
##1B6F831.005.763.655.76
#FFFFFF5.761.0021.001.00
#0000003.6521.001.0021.00
##FFFFFF5.761.0021.001.00

Color blindness preview

Protanopia (red-blind)
#626C84
Deuteranopia (green-blind)
#546183
Tritanopia (blue-blind)
#007675
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #1b6f83;
/* rgb */ color: rgb(27, 111, 131);
/* oklch */ color: oklch(50.3% 0.082 217.9);
Tailwind
colors: {
  custom: {
    50: '#6a98a7',
    500: '#1b6f83',
    950: '#000000',
  },
}
SCSS
$custom: #1b6f83;
$custom-light: #6a98a7;
$custom-dark: #000000;
JSON
{
  "hex": "#1b6f83",
  "rgb": {
    "r": 27,
    "g": 111,
    "b": 131
  },
  "hsl": {
    "h": 191.538,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.50284,
    "c": 0.08185,
    "h": 217.9
  },
  "luminance": 0.13241
}

Semantic roles & 50–950 ramp

primary
#1B6F83
secondary
#B65943
accent
#603FE9
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#070D0F
muted
#7A7E7F

Preview Lab

Preview with #1B6F83

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

Preview Lab → · Contrast checker → · Palette generator →

#1B6F83 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva