#1B6B8B#1B6B8B

#1B6B8B is a mid, moderate cyan. Relative luminance 0.126; OKLCH L 49.6% C 0.089 H 230.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX#1B6B8B
RGBrgb(27, 107, 139)
HSLhsl(197, 67%, 33%)
HSVhsv(197, 81%, 55%)
CMYKcmyk(80.6%, 23%, 0%, 45.5%)
CIE-LABlab(42.17, -11.84, -24.27)
CIE-LCHlch(42.17, 27.01, 244.01°)
OKLaboklab(49.64% -0.0572 -0.0683)
OKLCHoklch(49.64% 0.089 230)
XYZxyz(10.3680, 12.6112, 26.3089)
Luminance0.1261 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B6B8B #8B3B1B
analogous
#1B8B73 #1B6B8B #1B338B
triadic
#1B6B8B #8B1B6B #6B8B1B
tetradic
#1B6B8B #731B8B #8B3B1B #338B1B
square
#1B6B8B #731B8B #8B3B1B #338B1B
split-complementary
#1B6B8B #8B1B33 #8B731B
monochromatic
#071C25 #114458 #1B6B8B #2592BE #45B0DB

Accessibility & contrast

On white

5.96
#1B6B8B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.52
#1B6B8B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6B8B
5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B6B8B#FFFFFF#000000##FFFFFF
##1B6B8B1.005.963.525.96
#FFFFFF5.961.0021.001.00
#0000003.5221.001.0021.00
##FFFFFF5.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5B698D
Deuteranopia (green-blind)
#4C5F8B
Tritanopia (blue-blind)
#007476
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #1b6b8b;
/* rgb */ color: rgb(27, 107, 139);
/* oklch */ color: oklch(49.6% 0.089 230.0);
Tailwind
colors: {
  custom: {
    50: '#6b95ad',
    500: '#1b6b8b',
    950: '#000000',
  },
}
SCSS
$custom: #1b6b8b;
$custom-light: #6b95ad;
$custom-dark: #000000;
JSON
{
  "hex": "#1b6b8b",
  "rgb": {
    "r": 27,
    "g": 107,
    "b": 139
  },
  "hsl": {
    "h": 197.143,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.49635,
    "c": 0.08911,
    "h": 230
  },
  "luminance": 0.12612
}

Semantic roles & 50–950 ramp

primary
#1B6B8B
secondary
#BC6745
accent
#6F3DEA
background
#F6F9FA
surface
#ECF1F4
border
#C7CBCE
text
#080D10
muted
#7A7E7F

Preview Lab

Preview with #1B6B8B

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

Preview Lab → · Contrast checker → · Palette generator →

#1B6B8B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva