#516B80#516B80

#516B80 is a mid, muted cyan. Relative luminance 0.138; OKLCH L 51.5% C 0.045 H 243.1°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX#516B80
RGBrgb(81, 107, 128)
HSLhsl(207, 22%, 41%)
HSVhsv(207, 37%, 50%)
CMYKcmyk(36.7%, 16.4%, 0%, 49.8%)
CIE-LABlab(43.98, -3.94, -14.70)
CIE-LCHlch(43.98, 15.22, 254.99°)
OKLaboklab(51.54% -0.0205 -0.0405)
OKLCHoklch(51.54% 0.045 243.1)
XYZxyz(12.5461, 13.8226, 22.4248)
Luminance0.1382 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#516B80 #806651
analogous
#51807D #516B80 #515380
triadic
#516B80 #80516B #6B8051
tetradic
#516B80 #7D5180 #806651 #538051
square
#516B80 #7D5180 #806651 #538051
split-complementary
#516B80 #805153 #807D51
monochromatic
#222C35 #394C5B #516B80 #6C8AA2 #92A8BA

Accessibility & contrast

On white

5.58
#516B80 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.76
#516B80 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516B80
5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##516B80#FFFFFF#000000##FFFFFF
##516B801.005.583.765.58
#FFFFFF5.581.0021.001.00
#0000003.7621.001.0021.00
##FFFFFF5.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#626B81
Deuteranopia (green-blind)
#5C6680
Tritanopia (blue-blind)
#417072
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #516b80;
/* rgb */ color: rgb(81, 107, 128);
/* oklch */ color: oklch(51.5% 0.045 243.1);
Tailwind
colors: {
  custom: {
    50: '#8395a4',
    500: '#516b80',
    950: '#000000',
  },
}
SCSS
$custom: #516b80;
$custom-light: #8395a4;
$custom-dark: #000000;
JSON
{
  "hex": "#516b80",
  "rgb": {
    "r": 81,
    "g": 107,
    "b": 128
  },
  "hsl": {
    "h": 206.809,
    "s": 22.488,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51536,
    "c": 0.04537,
    "h": 243.1
  },
  "luminance": 0.13823
}

Semantic roles & 50–950 ramp

primary
#516B80
secondary
#A79586
accent
#8F69BF
background
#F8F9FA
surface
#EFF1F4
border
#CACBCE
text
#0B0D0F
muted
#7C7E7F

Preview Lab

Preview with #516B80

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

Preview Lab → · Contrast checker → · Palette generator →

#516B80 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva