#2564A6#2564A6

#2564A6 is a mid, vivid cyan. Relative luminance 0.123; OKLCH L 49.7% C 0.123 H 252.6°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX#2564A6
RGBrgb(37, 100, 166)
HSLhsl(211, 64%, 40%)
HSVhsv(211, 78%, 65%)
CMYKcmyk(77.7%, 39.8%, 0%, 34.9%)
CIE-LABlab(41.63, 3.84, -41.20)
CIE-LCHlch(41.63, 41.38, 275.32°)
OKLaboklab(49.73% -0.0369 -0.1176)
OKLCHoklch(49.73% 0.123 252.6)
XYZxyz(12.2005, 12.2594, 37.7923)
Luminance0.1226 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2564A6 #A66725
analogous
#25A4A6 #2564A6 #2725A6
triadic
#2564A6 #A62564 #64A625
tetradic
#2564A6 #A625A4 #A66725 #25A627
square
#2564A6 #A625A4 #A66725 #25A627
split-complementary
#2564A6 #A62725 #A4A625
monochromatic
#0F2842 #1A4674 #2564A6 #3682D2 #68A1DD

Accessibility & contrast

On white

6.08
#2564A6 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.45
#2564A6 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2564A6
6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2564A6#FFFFFF#000000##FFFFFF
##2564A61.006.083.456.08
#FFFFFF6.081.0021.001.00
#0000003.4521.001.0021.00
##FFFFFF6.081.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4569A9
Deuteranopia (green-blind)
#305DA5
Tritanopia (blue-blind)
#00747D
Achromatopsia (no color)
#626262

Design tokens & code

CSS
--color: #2564a6;
/* rgb */ color: rgb(37, 100, 166);
/* oklch */ color: oklch(49.7% 0.123 252.6);
Tailwind
colors: {
  custom: {
    50: '#738fc1',
    500: '#2564a6',
    950: '#000000',
  },
}
SCSS
$custom: #2564a6;
$custom-light: #738fc1;
$custom-dark: #000000;
JSON
{
  "hex": "#2564a6",
  "rgb": {
    "r": 37,
    "g": 100,
    "b": 166
  },
  "hsl": {
    "h": 210.698,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.49726,
    "c": 0.12328,
    "h": 252.6
  },
  "luminance": 0.12261
}

Semantic roles & 50–950 ramp

primary
#2564A6
secondary
#C39564
accent
#9641E7
background
#F7F8FB
surface
#EDF0F7
border
#C8CBD0
text
#090C12
muted
#7B7D81

Preview Lab

Preview with #2564A6

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

Preview Lab → · Contrast checker → · Palette generator →

#2564A6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva