#1D8BA1#1D8BA1

#1D8BA1 is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 58.9% C 0.097 H 215.2°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX#1D8BA1
RGBrgb(29, 139, 161)
HSLhsl(190, 69%, 37%)
HSVhsv(190, 82%, 63%)
CMYKcmyk(82%, 13.7%, 0%, 36.9%)
CIE-LABlab(53.27, -21.54, -20.09)
CIE-LCHlch(53.27, 29.46, 223.00°)
OKLaboklab(58.86% -0.0795 -0.0561)
OKLCHoklch(58.86% 0.097 215.2)
XYZxyz(16.1696, 21.2976, 36.9699)
Luminance0.2130 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D8BA1 #A1331D
analogous
#1DA175 #1D8BA1 #1D49A1
triadic
#1D8BA1 #A11D8B #8BA11D
tetradic
#1D8BA1 #751DA1 #A1331D #49A11D
square
#1D8BA1 #751DA1 #A1331D #49A11D
split-complementary
#1D8BA1 #A11D49 #A1751D
monochromatic
#0A3139 #145E6D #1D8BA1 #26B8D5 #58CAE1

Accessibility & contrast

On white

3.99
#1D8BA1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.26
#1D8BA1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8BA1
5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D8BA1#FFFFFF#000000##000000
##1D8BA11.003.995.265.26
#FFFFFF3.991.0021.0021.00
#0000005.2621.001.001.00
##0000005.2621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7C86A2
Deuteranopia (green-blind)
#6A7AA1
Tritanopia (blue-blind)
#009392
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #1d8ba1;
/* rgb */ color: rgb(29, 139, 161);
/* oklch */ color: oklch(58.9% 0.097 215.2);
Tailwind
colors: {
  custom: {
    50: '#72adbc',
    500: '#1d8ba1',
    950: '#000000',
  },
}
SCSS
$custom: #1d8ba1;
$custom-light: #72adbc;
$custom-dark: #000000;
JSON
{
  "hex": "#1d8ba1",
  "rgb": {
    "r": 29,
    "g": 139,
    "b": 161
  },
  "hsl": {
    "h": 190,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.5886,
    "c": 0.0973,
    "h": 215.2
  },
  "luminance": 0.213
}

Semantic roles & 50–950 ramp

primary
#1D8BA1
secondary
#C46855
accent
#593CEC
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#091012
muted
#7B7F81

Preview Lab

Preview with #1D8BA1

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

Preview Lab → · Contrast checker → · Palette generator →

#1D8BA1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva