#256FBD#256FBD

#256FBD is a mid, vivid cyan. Relative luminance 0.154; OKLCH L 53.7% C 0.141 H 253.1°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX#256FBD
RGBrgb(37, 111, 189)
HSLhsl(211, 67%, 44%)
HSVhsv(211, 80%, 74%)
CMYKcmyk(80.4%, 41.3%, 0%, 25.9%)
CIE-LABlab(46.22, 5.72, -47.32)
CIE-LCHlch(46.22, 47.66, 276.90°)
OKLaboklab(53.75% -0.0411 -0.1354)
OKLCHoklch(53.75% 0.141 253.1)
XYZxyz(15.6292, 15.4344, 50.2897)
Luminance0.1544 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#256FBD #BD7325
analogous
#25BBBD #256FBD #2725BD
triadic
#256FBD #BD256F #6FBD25
tetradic
#256FBD #BD25BB #BD7325 #25BD27
square
#256FBD #BD25BB #BD7325 #25BD27
split-complementary
#256FBD #BD2725 #BBBD25
monochromatic
#113357 #1B518A #256FBD #458EDB #78ADE5

Accessibility & contrast

On white

5.14
#256FBD on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.09
#256FBD on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256FBD
5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##256FBD#FFFFFF#000000##FFFFFF
##256FBD1.005.144.095.14
#FFFFFF5.141.0021.001.00
#0000004.0921.001.0021.00
##FFFFFF5.141.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4975C0
Deuteranopia (green-blind)
#2E67BB
Tritanopia (blue-blind)
#00828D
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #256fbd;
/* rgb */ color: rgb(37, 111, 189);
/* oklch */ color: oklch(53.7% 0.141 253.1);
Tailwind
colors: {
  custom: {
    50: '#7897d1',
    500: '#256fbd',
    950: '#000000',
  },
}
SCSS
$custom: #256fbd;
$custom-light: #7897d1;
$custom-dark: #000000;
JSON
{
  "hex": "#256fbd",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 189
  },
  "hsl": {
    "h": 210.789,
    "s": 67.257,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53746,
    "c": 0.14147,
    "h": 253.1
  },
  "luminance": 0.15436
}

Semantic roles & 50–950 ramp

primary
#256FBD
secondary
#CCA072
accent
#963EEA
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0A0D14
muted
#7C7E82

Preview Lab

Preview with #256FBD

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

Preview Lab → · Contrast checker → · Palette generator →

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