#256CAC#256CAC

#256CAC is a mid, vivid cyan. Relative luminance 0.141; OKLCH L 52.0% C 0.123 H 249.6°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX#256CAC
RGBrgb(37, 108, 172)
HSLhsl(208, 65%, 41%)
HSVhsv(208, 78%, 67%)
CMYKcmyk(78.5%, 37.2%, 0%, 32.5%)
CIE-LABlab(44.37, 1.11, -40.37)
CIE-LCHlch(44.37, 40.39, 271.57°)
OKLaboklab(51.98% -0.0427 -0.115)
OKLCHoklch(51.98% 0.123 249.6)
XYZxyz(13.5691, 14.0954, 41.0273)
Luminance0.1410 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#256CAC #AC6525
analogous
#25ACA8 #256CAC #2529AC
triadic
#256CAC #AC256C #6CAC25
tetradic
#256CAC #A825AC #AC6525 #29AC25
square
#256CAC #A825AC #AC6525 #29AC25
split-complementary
#256CAC #AC2529 #ACA825
monochromatic
#0F2D47 #1A4C7A #256CAC #3A8BD5 #6CA9DF

Accessibility & contrast

On white

5.50
#256CAC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.82
#256CAC on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256CAC
5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##256CAC#FFFFFF#000000##FFFFFF
##256CAC1.005.503.825.50
#FFFFFF5.501.0021.001.00
#0000003.8221.001.0021.00
##FFFFFF5.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4E70AF
Deuteranopia (green-blind)
#3A63AB
Tritanopia (blue-blind)
#007B84
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #256cac;
/* rgb */ color: rgb(37, 108, 172);
/* oklch */ color: oklch(52.0% 0.123 249.6);
Tailwind
colors: {
  custom: {
    50: '#7495c5',
    500: '#256cac',
    950: '#000000',
  },
}
SCSS
$custom: #256cac;
$custom-light: #7495c5;
$custom-dark: #000000;
JSON
{
  "hex": "#256cac",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 172
  },
  "hsl": {
    "h": 208.444,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51984,
    "c": 0.12271,
    "h": 249.6
  },
  "luminance": 0.14097
}

Semantic roles & 50–950 ramp

primary
#256CAC
secondary
#C69467
accent
#9040E8
background
#F7F9FC
surface
#EEF1F8
border
#C9CBD1
text
#090D13
muted
#7B7E82

Preview Lab

Preview with #256CAC

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

Preview Lab → · Contrast checker → · Palette generator →

#256CAC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva