#516A8D#516A8D

#516A8D is a mid, moderate blue. Relative luminance 0.140; OKLCH L 51.9% C 0.063 H 256.9°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#516A8D
RGB	rgb(81, 106, 141)
HSL	hsl(215, 27%, 44%)
HSV	hsv(215, 43%, 55%)
CMYK	cmyk(42.6%, 24.8%, 0%, 44.7%)
CIE-LAB	lab(44.20, 0.43, -22.14)
CIE-LCH	lch(44.20, 22.15, 271.11°)
OKLab	oklab(51.89% -0.0144 -0.0616)
OKLCH	oklch(51.89% 0.063 256.9)
XYZ	xyz(13.3535, 13.9797, 27.1889)
Luminance	0.1398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516A8D #8D7451

analogous

#51888D #516A8D #56518D

triadic

#516A8D #8D516A #6A8D51

tetradic

#516A8D #8D5188 #8D7451 #518D56

square

#516A8D #8D5188 #8D7451 #518D56

split-complementary

#516A8D #8D5651 #888D51

monochromatic

#24303F #3B4D66 #516A8D #6F88AC #96A8C3

Accessibility & contrast

On white

5.53

#516A8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#516A8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516A8D

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516A8D	#FFFFFF	#000000	##FFFFFF
##516A8D	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6C8F

Deuteranopia (green-blind)

#56668C

Tritanopia (blue-blind)

#3C7276

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #516a8d;
/* rgb */ color: rgb(81, 106, 141);
/* oklch */ color: oklch(51.9% 0.063 256.9);

Tailwind

colors: {
  custom: {
    50: '#8494ae',
    500: '#516a8d',
    950: '#000000',
  },
}

SCSS

$custom: #516a8d;
$custom-light: #8494ae;
$custom-dark: #000000;

JSON

{
  "hex": "#516a8d",
  "rgb": {
    "r": 81,
    "g": 106,
    "b": 141
  },
  "hsl": {
    "h": 215,
    "s": 27.027,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51888,
    "c": 0.06323,
    "h": 256.9
  },
  "luminance": 0.1398
}

Semantic roles & 50–950 ramp

primary

#516A8D

secondary

#AFA08A

accent

#9C64C3

background

#F8F9FA

surface

#EFF1F4

border

#CACBCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #516A8D

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

Preview Lab → · Contrast checker → · Palette generator →