#256A90#256A90

#256A90 is a mid, moderate cyan. Relative luminance 0.127; OKLCH L 49.9% C 0.091 H 237.0°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX#256A90
RGBrgb(37, 106, 144)
HSLhsl(201, 59%, 35%)
HSVhsv(201, 74%, 56%)
CMYKcmyk(74.3%, 26.4%, 0%, 43.5%)
CIE-LABlab(42.33, -8.13, -27.00)
CIE-LCHlch(42.33, 28.20, 253.24°)
OKLaboklab(49.91% -0.0494 -0.0761)
OKLCHoklch(49.91% 0.091 237)
XYZxyz(10.9490, 12.7137, 28.2571)
Luminance0.1272 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#256A90 #904B25
analogous
#259080 #256A90 #253590
triadic
#256A90 #90256A #6A9025
tetradic
#256A90 #802590 #904B25 #359025
square
#256A90 #802590 #904B25 #359025
split-complementary
#256A90 #902535 #908025
monochromatic
#0C222F #18465F #256A90 #328EC1 #5BA9D5

Accessibility & contrast

On white

5.93
#256A90 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.54
#256A90 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256A90
5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##256A90#FFFFFF#000000##FFFFFF
##256A901.005.933.545.93
#FFFFFF5.931.0021.001.00
#0000003.5421.001.0021.00
##FFFFFF5.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#586A92
Deuteranopia (green-blind)
#495F8F
Tritanopia (blue-blind)
#007477
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #256a90;
/* rgb */ color: rgb(37, 106, 144);
/* oklch */ color: oklch(49.9% 0.091 237.0);
Tailwind
colors: {
  custom: {
    50: '#6f94b0',
    500: '#256a90',
    950: '#000000',
  },
}
SCSS
$custom: #256a90;
$custom-light: #6f94b0;
$custom-dark: #000000;
JSON
{
  "hex": "#256a90",
  "rgb": {
    "r": 37,
    "g": 106,
    "b": 144
  },
  "hsl": {
    "h": 201.308,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.49906,
    "c": 0.09077,
    "h": 237
  },
  "luminance": 0.12715
}

Semantic roles & 50–950 ramp

primary
#256A90
secondary
#B97A57
accent
#7D45E2
background
#F7F9FA
surface
#EDF1F5
border
#C8CBCF
text
#080D10
muted
#7B7E7F

Preview Lab

Preview with #256A90

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

Preview Lab → · Contrast checker → · Palette generator →

#256A90 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva