#1B565C#1B565C

#1B565C is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.8% C 0.060 H 204.7°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX#1B565C
RGBrgb(27, 86, 92)
HSLhsl(186, 55%, 23%)
HSVhsv(186, 71%, 36%)
CMYKcmyk(70.7%, 6.5%, 0%, 63.9%)
CIE-LABlab(33.27, -16.52, -9.05)
CIE-LCHlch(33.27, 18.84, 208.71°)
OKLaboklab(41.84% -0.0545 -0.0251)
OKLCHoklch(41.84% 0.06 204.7)
XYZxyz(5.7107, 7.6607, 11.3008)
Luminance0.0766 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B565C #5C211B
analogous
#1B5C41 #1B565C #1B355C
triadic
#1B565C #5C1B56 #565C1B
tetradic
#1B565C #411B5C #5C211B #355C1B
square
#1B565C #411B5C #5C211B #355C1B
split-complementary
#1B565C #5C1B35 #5C411B
monochromatic
#071618 #0D2A2D #1B565C #29828B #37AEBB

Accessibility & contrast

On white

8.29
#1B565C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.53
#1B565C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B565C
8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B565C#FFFFFF#000000##FFFFFF
##1B565C1.008.292.538.29
#FFFFFF8.291.0021.001.00
#0000002.5321.001.0021.00
##FFFFFF8.291.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4F525C
Deuteranopia (green-blind)
#454B5C
Tritanopia (blue-blind)
#005A58
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #1b565c;
/* rgb */ color: rgb(27, 86, 92);
/* oklch */ color: oklch(41.8% 0.060 204.7);
Tailwind
colors: {
  custom: {
    50: '#61868a',
    500: '#1b565c',
    950: '#000000',
  },
}
SCSS
$custom: #1b565c;
$custom-light: #61868a;
$custom-dark: #000000;
JSON
{
  "hex": "#1b565c",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 92
  },
  "hsl": {
    "h": 185.538,
    "s": 54.622,
    "l": 23.333
  },
  "oklch": {
    "l": 0.41837,
    "c": 0.06003,
    "h": 204.7
  },
  "luminance": 0.07661
}

Semantic roles & 50–950 ramp

primary
#1B565C
secondary
#924941
accent
#584ADE
background
#F6F8F8
surface
#EBEFF0
border
#C6CACB
text
#050B0B
muted
#7A7C7C

Preview Lab

Preview with #1B565C

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

Preview Lab → · Contrast checker → · Palette generator →

#1B565C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva