#256699#256699

#256699 is a mid, moderate cyan. Relative luminance 0.122; OKLCH L 49.4% C 0.104 H 246.0°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX#256699
RGBrgb(37, 102, 153)
HSLhsl(206, 61%, 37%)
HSVhsv(206, 76%, 60%)
CMYKcmyk(75.8%, 33.3%, 0%, 40%)
CIE-LABlab(41.52, -2.37, -33.64)
CIE-LCHlch(41.52, 33.73, 265.98°)
OKLaboklab(49.42% -0.0424 -0.0955)
OKLCHoklch(49.42% 0.104 246)
XYZxyz(11.2619, 12.1947, 31.8911)
Luminance0.1220 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#256699 #995825
analogous
#259992 #256699 #252C99
triadic
#256699 #992566 #669925
tetradic
#256699 #922599 #995825 #2C9925
square
#256699 #922599 #995825 #2C9925
split-complementary
#256699 #99252C #999225
monochromatic
#0D2436 #194568 #256699 #3187CA #60A3D9

Accessibility & contrast

On white

6.11
#256699 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.44
#256699 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256699
6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##256699#FFFFFF#000000##FFFFFF
##2566991.006.113.446.11
#FFFFFF6.111.0021.001.00
#0000003.4421.001.0021.00
##FFFFFF6.111.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4F689B
Deuteranopia (green-blind)
#3E5D98
Tritanopia (blue-blind)
#007278
Achromatopsia (no color)
#626262

Design tokens & code

CSS
--color: #256699;
/* rgb */ color: rgb(37, 102, 153);
/* oklch */ color: oklch(49.4% 0.104 246.0);
Tailwind
colors: {
  custom: {
    50: '#7091b7',
    500: '#256699',
    950: '#000000',
  },
}
SCSS
$custom: #256699;
$custom-light: #7091b7;
$custom-dark: #000000;
JSON
{
  "hex": "#256699",
  "rgb": {
    "r": 37,
    "g": 102,
    "b": 153
  },
  "hsl": {
    "h": 206.379,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.49415,
    "c": 0.10446,
    "h": 246
  },
  "luminance": 0.12196
}

Semantic roles & 50–950 ramp

primary
#256699
secondary
#BE875C
accent
#8A44E4
background
#F7F8FB
surface
#EDF0F6
border
#C8CBD0
text
#090C11
muted
#7B7D80

Preview Lab

Preview with #256699

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

Preview Lab → · Contrast checker → · Palette generator →

#256699 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva