#1B6881#1B6881

#1B6881 is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.4% C 0.082 H 224.6°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX#1B6881
RGBrgb(27, 104, 129)
HSLhsl(195, 65%, 31%)
HSVhsv(195, 79%, 51%)
CMYKcmyk(79.1%, 19.4%, 0%, 49.4%)
CIE-LABlab(40.76, -13.75, -20.43)
CIE-LCHlch(40.76, 24.63, 236.06°)
OKLaboklab(48.36% -0.0581 -0.0573)
OKLCHoklch(48.36% 0.082 224.6)
XYZxyz(9.3631, 11.7175, 22.5328)
Luminance0.1172 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B6881 #81341B
analogous
#1B8167 #1B6881 #1B3581
triadic
#1B6881 #811B68 #68811B
tetradic
#1B6881 #671B81 #81341B #35811B
square
#1B6881 #671B81 #81341B #35811B
split-complementary
#1B6881 #811B35 #81671B
monochromatic
#06161C #103F4E #1B6881 #2691B4 #3FB2D7

Accessibility & contrast

On white

6.28
#1B6881 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.34
#1B6881 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6881
6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B6881#FFFFFF#000000##FFFFFF
##1B68811.006.283.346.28
#FFFFFF6.281.0021.001.00
#0000003.3421.001.0021.00
##FFFFFF6.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5A6682
Deuteranopia (green-blind)
#4C5C81
Tritanopia (blue-blind)
#006F70
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #1b6881;
/* rgb */ color: rgb(27, 104, 129);
/* oklch */ color: oklch(48.4% 0.082 224.6);
Tailwind
colors: {
  custom: {
    50: '#6993a5',
    500: '#1b6881',
    950: '#000000',
  },
}
SCSS
$custom: #1b6881;
$custom-light: #6993a5;
$custom-dark: #000000;
JSON
{
  "hex": "#1b6881",
  "rgb": {
    "r": 27,
    "g": 104,
    "b": 129
  },
  "hsl": {
    "h": 194.706,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.48363,
    "c": 0.0816,
    "h": 224.6
  },
  "luminance": 0.11719
}

Semantic roles & 50–950 ramp

primary
#1B6881
secondary
#B55F43
accent
#693FE8
background
#F6F9FA
surface
#ECF1F4
border
#C7CBCE
text
#070D0F
muted
#7A7E7F

Preview Lab

Preview with #1B6881

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

Preview Lab → · Contrast checker → · Palette generator →

#1B6881 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva