#2168B0#2168B0

#2168B0 is a mid, vivid cyan. Relative luminance 0.134; OKLCH L 51.2% C 0.133 H 252.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX#2168B0
RGBrgb(33, 104, 176)
HSLhsl(210, 68%, 41%)
HSVhsv(210, 81%, 69%)
CMYKcmyk(81.3%, 40.9%, 0%, 31%)
CIE-LABlab(43.30, 4.72, -44.43)
CIE-LCHlch(43.30, 44.68, 276.06°)
OKLaboklab(51.19% -0.0402 -0.1271)
OKLCHoklch(51.19% 0.133 252.4)
XYZxyz(13.4110, 13.3569, 42.9372)
Luminance0.1336 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2168B0 #B06921
analogous
#21AFB0 #2168B0 #2221B0
triadic
#2168B0 #B02168 #68B021
tetradic
#2168B0 #B021AF #B06921 #21B022
square
#2168B0 #B021AF #B06921 #21B022
split-complementary
#2168B0 #B02221 #AFB021
monochromatic
#0E2B49 #174A7C #2168B0 #3587D9 #69A5E3

Accessibility & contrast

On white

5.72
#2168B0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.67
#2168B0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2168B0
5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2168B0#FFFFFF#000000##FFFFFF
##2168B01.005.723.675.72
#FFFFFF5.721.0021.001.00
#0000003.6721.001.0021.00
##FFFFFF5.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#456DB3
Deuteranopia (green-blind)
#2D60AF
Tritanopia (blue-blind)
#007983
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #2168b0;
/* rgb */ color: rgb(33, 104, 176);
/* oklch */ color: oklch(51.2% 0.133 252.4);
Tailwind
colors: {
  custom: {
    50: '#7492c8',
    500: '#2168b0',
    950: '#000000',
  },
}
SCSS
$custom: #2168b0;
$custom-light: #7492c8;
$custom-dark: #000000;
JSON
{
  "hex": "#2168b0",
  "rgb": {
    "r": 33,
    "g": 104,
    "b": 176
  },
  "hsl": {
    "h": 210.21,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51189,
    "c": 0.13327,
    "h": 252.4
  },
  "luminance": 0.13359
}

Semantic roles & 50–950 ramp

primary
#2168B0
secondary
#C89764
accent
#953DEB
background
#F7F8FC
surface
#EEF0F8
border
#C9CBD1
text
#0A0D13
muted
#7C7D82

Preview Lab

Preview with #2168B0

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

Preview Lab → · Contrast checker → · Palette generator →

#2168B0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva