#1D8AA0#1D8AA0

#1D8AA0 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.6% C 0.097 H 215.4°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX#1D8AA0
RGBrgb(29, 138, 160)
HSLhsl(190, 69%, 37%)
HSVhsv(190, 82%, 63%)
CMYKcmyk(81.9%, 13.8%, 0%, 37.3%)
CIE-LABlab(52.92, -21.36, -20.05)
CIE-LCHlch(52.92, 29.30, 223.20°)
OKLaboklab(58.56% -0.0789 -0.056)
OKLCHoklch(58.56% 0.097 215.4)
XYZxyz(15.9376, 20.9742, 36.4593)
Luminance0.2098 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D8AA0 #A0331D
analogous
#1DA074 #1D8AA0 #1D49A0
triadic
#1D8AA0 #A01D8A #8AA01D
tetradic
#1D8AA0 #741DA0 #A0331D #49A01D
square
#1D8AA0 #741DA0 #A0331D #49A01D
split-complementary
#1D8AA0 #A01D49 #A0741D
monochromatic
#0A3138 #145D6C #1D8AA0 #26B7D4 #57C9E1

Accessibility & contrast

On white

4.04
#1D8AA0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.20
#1D8AA0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D8AA0
5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D8AA0#FFFFFF#000000##000000
##1D8AA01.004.045.205.20
#FFFFFF4.041.0021.0021.00
#0000005.2021.001.001.00
##0000005.2021.001.001.00

Color blindness preview

Protanopia (red-blind)
#7B85A1
Deuteranopia (green-blind)
#6A79A0
Tritanopia (blue-blind)
#009291
Achromatopsia (no color)
#7E7E7E

Design tokens & code

CSS
--color: #1d8aa0;
/* rgb */ color: rgb(29, 138, 160);
/* oklch */ color: oklch(58.6% 0.097 215.4);
Tailwind
colors: {
  custom: {
    50: '#71acbc',
    500: '#1d8aa0',
    950: '#000000',
  },
}
SCSS
$custom: #1d8aa0;
$custom-light: #71acbc;
$custom-dark: #000000;
JSON
{
  "hex": "#1d8aa0",
  "rgb": {
    "r": 29,
    "g": 138,
    "b": 160
  },
  "hsl": {
    "h": 190.076,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.58564,
    "c": 0.09677,
    "h": 215.4
  },
  "luminance": 0.20976
}

Semantic roles & 50–950 ramp

primary
#1D8AA0
secondary
#C46755
accent
#593CEC
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#091012
muted
#7B7F81

Preview Lab

Preview with #1D8AA0

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

Preview Lab → · Contrast checker → · Palette generator →

#1D8AA0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva