#1F8591#1F8591

#1F8591 is a mid, moderate teal. Relative luminance 0.191; OKLCH L 56.7% C 0.089 H 206.9°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX#1F8591
RGBrgb(31, 133, 145)
HSLhsl(186, 65%, 35%)
HSVhsv(186, 79%, 57%)
CMYKcmyk(78.6%, 8.3%, 0%, 43.1%)
CIE-LABlab(50.81, -23.55, -14.55)
CIE-LCHlch(50.81, 27.68, 211.71°)
OKLaboklab(56.69% -0.0796 -0.0405)
OKLCHoklch(56.69% 0.089 206.9)
XYZxyz(14.0612, 19.1090, 29.7299)
Luminance0.1911 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F8591 #912B1F
analogous
#1F9164 #1F8591 #1F4C91
triadic
#1F8591 #911F85 #85911F
tetradic
#1F8591 #641F91 #912B1F #4C911F
square
#1F8591 #641F91 #912B1F #4C911F
split-complementary
#1F8591 #911F4C #91641F
monochromatic
#09292C #14575F #1F8591 #2AB3C3 #51CBDA

Accessibility & contrast

On white

4.35
#1F8591 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.82
#1F8591 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8591
4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F8591#FFFFFF#000000##000000
##1F85911.004.354.824.82
#FFFFFF4.351.0021.0021.00
#0000004.8221.001.001.00
##0000004.8221.001.001.00

Color blindness preview

Protanopia (red-blind)
#798092
Deuteranopia (green-blind)
#697491
Tritanopia (blue-blind)
#008B89
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #1f8591;
/* rgb */ color: rgb(31, 133, 145);
/* oklch */ color: oklch(56.7% 0.089 206.9);
Tailwind
colors: {
  custom: {
    50: '#6fa9b1',
    500: '#1f8591',
    950: '#000000',
  },
}
SCSS
$custom: #1f8591;
$custom-light: #6fa9b1;
$custom-dark: #000000;
JSON
{
  "hex": "#1f8591",
  "rgb": {
    "r": 31,
    "g": 133,
    "b": 145
  },
  "hsl": {
    "h": 186.316,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56688,
    "c": 0.08934,
    "h": 206.9
  },
  "luminance": 0.19111
}

Semantic roles & 50–950 ramp

primary
#1F8591
secondary
#BD5B4F
accent
#5240E8
background
#F7FAFA
surface
#EDF4F5
border
#C8CECF
text
#091010
muted
#7B7F7F

Preview Lab

Preview with #1F8591

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

Preview Lab → · Contrast checker → · Palette generator →

#1F8591 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva