#1B5E72#1B5E72

#1B5E72 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.0% C 0.072 H 222.0°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX#1B5E72
RGBrgb(27, 94, 114)
HSLhsl(194, 62%, 28%)
HSVhsv(194, 76%, 45%)
CMYKcmyk(76.3%, 17.5%, 0%, 55.3%)
CIE-LABlab(36.84, -13.39, -17.31)
CIE-LCHlch(36.84, 21.89, 232.28°)
OKLaboklab(45.01% -0.0537 -0.0484)
OKLCHoklch(45.01% 0.072 222)
XYZxyz(7.4907, 9.4524, 17.3460)
Luminance0.0945 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B5E72 #722F1B
analogous
#1B725A #1B5E72 #1B3372
triadic
#1B5E72 #721B5E #5E721B
tetradic
#1B5E72 #5A1B72 #722F1B #33721B
square
#1B5E72 #5A1B72 #722F1B #33721B
split-complementary
#1B5E72 #721B33 #725A1B
monochromatic
#061419 #0F3541 #1B5E72 #2787A3 #38ADD0

Accessibility & contrast

On white

7.26
#1B5E72 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.89
#1B5E72 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5E72
7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B5E72#FFFFFF#000000##FFFFFF
##1B5E721.007.262.897.26
#FFFFFF7.261.0021.001.00
#0000002.8921.001.0021.00
##FFFFFF7.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#525C73
Deuteranopia (green-blind)
#465372
Tritanopia (blue-blind)
#006464
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #1b5e72;
/* rgb */ color: rgb(27, 94, 114);
/* oklch */ color: oklch(45.0% 0.072 222.0);
Tailwind
colors: {
  custom: {
    50: '#658b9a',
    500: '#1b5e72',
    950: '#000000',
  },
}
SCSS
$custom: #1b5e72;
$custom-light: #658b9a;
$custom-dark: #000000;
JSON
{
  "hex": "#1b5e72",
  "rgb": {
    "r": 27,
    "g": 94,
    "b": 114
  },
  "hsl": {
    "h": 193.793,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.45006,
    "c": 0.0723,
    "h": 222
  },
  "luminance": 0.09453
}

Semantic roles & 50–950 ramp

primary
#1B5E72
secondary
#A75942
accent
#6843E5
background
#F6F8F9
surface
#EBF0F2
border
#C6CBCC
text
#060C0E
muted
#7A7D7E

Preview Lab

Preview with #1B5E72

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

Preview Lab → · Contrast checker → · Palette generator →

#1B5E72 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva