#516D8A#516D8A
#516D8A is a mid, muted cyan. Relative luminance 0.145; OKLCH L 52.4% C 0.057 H 249.8°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).
Color values
| HEX | #516D8A |
|---|---|
| RGB | rgb(81, 109, 138) |
| HSL | hsl(211, 26%, 43%) |
| HSV | hsv(211, 41%, 54%) |
| CMYK | cmyk(41.3%, 21%, 0%, 45.9%) |
| CIE-LAB | lab(44.97, -2.26, -19.17) |
| CIE-LCH | lch(44.97, 19.30, 263.26°) |
| OKLab | oklab(52.45% -0.0195 -0.0531) |
| OKLCH | oklch(52.45% 0.057 249.8) |
| XYZ | xyz(13.4479, 14.5208, 26.1340) |
| Luminance | 0.1452 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Cadet Blue
#4E7496
ΔE00 3.27
Metallic Blue
#4F738E
ΔE00 3.40
Dull Blue
#49759C
ΔE00 4.38
Denim (survey)
#3B638C
ΔE00 5.04
Muted Blue
#3B719F
ΔE00 5.20
Ugly Blue
#31668A
ΔE00 5.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#516D8A #8A6E51
analogous
#51898A #516D8A #51518A
triadic
#516D8A #8A516D #6D8A51
tetradic
#516D8A #8A5189 #8A6E51 #518A51
square
#516D8A #8A5189 #8A6E51 #518A51
split-complementary
#516D8A #8A5151 #898A51
monochromatic
#24303D #3A4F63 #516D8A #6E8CAA #95AAC1
Accessibility & contrast
On white
5.38
#516D8A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.90
#516D8A on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #516D8A
5.38:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##516D8A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##516D8A | 1.00 | 5.38 | 3.90 | 5.38 |
| #FFFFFF | 5.38 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.90 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.38 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#626E8B
Deuteranopia (green-blind)
#5B6889
Tritanopia (blue-blind)
#3D7477
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #516d8a; /* rgb */ color: rgb(81, 109, 138); /* oklch */ color: oklch(52.4% 0.057 249.8);
Tailwind
colors: {
custom: {
50: '#8496ac',
500: '#516d8a',
950: '#000000',
},
}SCSS
$custom: #516d8a; $custom-light: #8496ac; $custom-dark: #000000;
JSON
{
"hex": "#516d8a",
"rgb": {
"r": 81,
"g": 109,
"b": 138
},
"hsl": {
"h": 210.526,
"s": 26.027,
"l": 42.941
},
"oklch": {
"l": 0.52449,
"c": 0.05658,
"h": 249.8
},
"luminance": 0.14522
}Semantic roles & 50–950 ramp
primary
#516D8A
secondary
#AE9C89
accent
#9565C2
background
#F8F9FA
surface
#EFF2F4
border
#CACCCE
text
#0B0D10
muted
#7C7E7F