#51868B#51868B

#51868B is a mid, muted teal. Relative luminance 0.207; OKLCH L 58.5% C 0.057 H 203.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX#51868B
RGBrgb(81, 134, 139)
HSLhsl(185, 26%, 43%)
HSVhsv(185, 42%, 55%)
CMYKcmyk(41.7%, 3.6%, 0%, 45.5%)
CIE-LABlab(52.58, -16.24, -8.24)
CIE-LCHlch(52.58, 18.21, 206.90°)
OKLaboklab(58.5% -0.0523 -0.0226)
OKLCHoklch(58.5% 0.057 203.4)
XYZxyz(16.5769, 20.6624, 27.5358)
Luminance0.2066 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51868B #8B5651
analogous
#518B73 #51868B #51698B
triadic
#51868B #8B5186 #868B51
tetradic
#51868B #73518B #8B5651 #698B51
square
#51868B #73518B #8B5651 #698B51
split-complementary
#51868B #8B5169 #8B7351
monochromatic
#243B3E #3A6164 #51868B #6EA6AB #95BDC1

Accessibility & contrast

On white

4.09
#51868B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.13
#51868B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51868B
5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51868B#FFFFFF#000000##000000
##51868B1.004.095.135.13
#FFFFFF4.091.0021.0021.00
#0000005.1321.001.001.00
##0000005.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7F828B
Deuteranopia (green-blind)
#757A8B
Tritanopia (blue-blind)
#378A87
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #51868b;
/* rgb */ color: rgb(81, 134, 139);
/* oklch */ color: oklch(58.5% 0.057 203.4);
Tailwind
colors: {
  custom: {
    50: '#85a9ac',
    500: '#51868b',
    950: '#000000',
  },
}
SCSS
$custom: #51868b;
$custom-light: #85a9ac;
$custom-dark: #000000;
JSON
{
  "hex": "#51868b",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 139
  },
  "hsl": {
    "h": 185.172,
    "s": 26.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.58501,
    "c": 0.05695,
    "h": 203.4
  },
  "luminance": 0.20664
}

Semantic roles & 50–950 ramp

primary
#51868B
secondary
#AE8D8A
accent
#6D65C3
background
#F8FAFA
surface
#EFF4F4
border
#CACECE
text
#0B1010
muted
#7C7F7F

Preview Lab

Preview with #51868B

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

Preview Lab → · Contrast checker → · Palette generator →

#51868B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva