#516C8F#516C8F

#516C8F is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.4% C 0.064 H 255.2°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#516C8F
RGB	rgb(81, 108, 143)
HSL	hsl(214, 28%, 44%)
HSV	hsv(214, 43%, 56%)
CMYK	cmyk(43.4%, 24.5%, 0%, 43.9%)
CIE-LAB	lab(44.88, -0.18, -22.29)
CIE-LCH	lch(44.88, 22.29, 269.53°)
OKLab	oklab(52.45% -0.0164 -0.062)
OKLCH	oklch(52.45% 0.064 255.2)
XYZ	xyz(13.7122, 14.4568, 28.0492)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516C8F #8F7451

analogous

#518B8F #516C8F #55518F

triadic

#516C8F #8F516C #6C8F51

tetradic

#516C8F #8F518B #8F7451 #518F55

square

#516C8F #8F518B #8F7451 #518F55

split-complementary

#516C8F #8F5551 #8B8F51

monochromatic

#253141 #3B4E68 #516C8F #6F8BAE #97AAC4

Accessibility & contrast

On white

5.40

#516C8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#516C8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516C8F

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516C8F	#FFFFFF	#000000	##FFFFFF
##516C8F	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F6E91

Deuteranopia (green-blind)

#58678E

Tritanopia (blue-blind)

#3A7478

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #516c8f;
/* rgb */ color: rgb(81, 108, 143);
/* oklch */ color: oklch(52.4% 0.064 255.2);

Tailwind

colors: {
  custom: {
    50: '#8596b0',
    500: '#516c8f',
    950: '#000000',
  },
}

SCSS

$custom: #516c8f;
$custom-light: #8596b0;
$custom-dark: #000000;

JSON

{
  "hex": "#516c8f",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 143
  },
  "hsl": {
    "h": 213.871,
    "s": 27.679,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52447,
    "c": 0.06413,
    "h": 255.2
  },
  "luminance": 0.14458
}

Semantic roles & 50–950 ramp

primary

#516C8F

secondary

#B1A08B

accent

#9A64C4

background

#F8F9FA

surface

#EFF1F4

border

#CACBCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #516C8F

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

Preview Lab → · Contrast checker → · Palette generator →