#256371#256371

#256371 is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 46.6% C 0.066 H 215.3°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX#256371
RGBrgb(37, 99, 113)
HSLhsl(191, 51%, 29%)
HSVhsv(191, 67%, 44%)
CMYKcmyk(67.3%, 12.4%, 0%, 55.7%)
CIE-LABlab(38.74, -14.98, -13.77)
CIE-LCHlch(38.74, 20.34, 222.59°)
OKLaboklab(46.6% -0.0541 -0.0383)
OKLCHoklch(46.6% 0.066 215.3)
XYZxyz(8.2042, 10.5084, 17.2155)
Luminance0.1051 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#256371 #713325
analogous
#257159 #256371 #253D71
triadic
#256371 #712563 #637125
tetradic
#256371 #592571 #713325 #3D7125
square
#256371 #592571 #713325 #3D7125
split-complementary
#256371 #71253D #715925
monochromatic
#081417 #163B43 #256371 #348B9F #4CAEC4

Accessibility & contrast

On white

6.77
#256371 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.10
#256371 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256371
6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##256371#FFFFFF#000000##FFFFFF
##2563711.006.773.106.77
#FFFFFF6.771.0021.001.00
#0000003.1021.001.0021.00
##FFFFFF6.771.0021.001.00

Color blindness preview

Protanopia (red-blind)
#596072
Deuteranopia (green-blind)
#4E5871
Tritanopia (blue-blind)
#006867
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #256371;
/* rgb */ color: rgb(37, 99, 113);
/* oklch */ color: oklch(46.6% 0.066 215.3);
Tailwind
colors: {
  custom: {
    50: '#698f99',
    500: '#256371',
    950: '#000000',
  },
}
SCSS
$custom: #256371;
$custom-light: #698f99;
$custom-dark: #000000;
JSON
{
  "hex": "#256371",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 113
  },
  "hsl": {
    "h": 191.053,
    "s": 50.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.46598,
    "c": 0.06627,
    "h": 215.3
  },
  "luminance": 0.10509
}

Semantic roles & 50–950 ramp

primary
#256371
secondary
#A45E4E
accent
#684EDA
background
#F6F8F9
surface
#EBF0F2
border
#C6CBCC
text
#070C0E
muted
#7A7D7E

Preview Lab

Preview with #256371

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

Preview Lab → · Contrast checker → · Palette generator →

#256371 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva