#2179A1#2179A1

#2179A1 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.4% C 0.101 H 233.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX#2179A1
RGBrgb(33, 121, 161)
HSLhsl(199, 66%, 38%)
HSVhsv(199, 80%, 63%)
CMYKcmyk(79.5%, 24.8%, 0%, 36.9%)
CIE-LABlab(47.71, -11.23, -28.67)
CIE-LCHlch(47.71, 30.79, 248.61°)
OKLaboklab(54.42% -0.0604 -0.0808)
OKLCHoklch(54.42% 0.101 233.2)
XYZxyz(13.8950, 16.5696, 36.1772)
Luminance0.1657 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2179A1 #A14921
analogous
#21A189 #2179A1 #2139A1
triadic
#2179A1 #A12179 #79A121
tetradic
#2179A1 #8921A1 #A14921 #39A121
square
#2179A1 #8921A1 #A14921 #39A121
split-complementary
#2179A1 #A12139 #A18921
monochromatic
#0C2D3B #17536E #2179A1 #2C9FD4 #5EB6DE

Accessibility & contrast

On white

4.87
#2179A1 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.31
#2179A1 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2179A1
4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2179A1#FFFFFF#000000##FFFFFF
##2179A11.004.874.314.87
#FFFFFF4.871.0021.001.00
#0000004.3121.001.0021.00
##FFFFFF4.871.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6578A3
Deuteranopia (green-blind)
#546CA0
Tritanopia (blue-blind)
#008487
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #2179a1;
/* rgb */ color: rgb(33, 121, 161);
/* oklch */ color: oklch(54.4% 0.101 233.2);
Tailwind
colors: {
  custom: {
    50: '#719fbd',
    500: '#2179a1',
    950: '#000000',
  },
}
SCSS
$custom: #2179a1;
$custom-light: #719fbd;
$custom-dark: #000000;
JSON
{
  "hex": "#2179a1",
  "rgb": {
    "r": 33,
    "g": 121,
    "b": 161
  },
  "hsl": {
    "h": 198.75,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.54422,
    "c": 0.10087,
    "h": 233.2
  },
  "luminance": 0.16571
}

Semantic roles & 50–950 ramp

primary
#2179A1
secondary
#C37B5B
accent
#743FE9
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E12
muted
#7B7E81

Preview Lab

Preview with #2179A1

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

Preview Lab → · Contrast checker → · Palette generator →

#2179A1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva