#516ABB#516ABB

#516ABB is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.4% C 0.130 H 268.9°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#516ABB
RGB	rgb(81, 106, 187)
HSL	hsl(226, 44%, 53%)
HSV	hsv(226, 57%, 73%)
CMYK	cmyk(56.7%, 43.3%, 0%, 26.7%)
CIE-LAB	lab(46.50, 15.11, -45.60)
CIE-LCH	lch(46.50, 48.04, 288.33°)
OKLab	oklab(54.42% -0.0025 -0.1297)
OKLCH	oklch(54.42% 0.13 268.9)
XYZ	xyz(17.5140, 15.6439, 49.1007)
Luminance	0.1565 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516ABB #BBA251

analogous

#519FBB #516ABB #6D51BB

triadic

#516ABB #BB516A #6ABB51

tetradic

#516ABB #BB519F #BBA251 #51BB6D

square

#516ABB #BB519F #BBA251 #51BB6D

split-complementary

#516ABB #BB6D51 #9FBB51

monochromatic

#293869 #3A4F95 #516ABB #7D90CC #A9B5DD

Accessibility & contrast

On white

5.09

#516ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#516ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516ABB

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516ABB	#FFFFFF	#000000	##FFFFFF
##516ABB	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4773BE

Deuteranopia (green-blind)

#396AB9

Tritanopia (blue-blind)

#0B7C89

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #516abb;
/* rgb */ color: rgb(81, 106, 187);
/* oklch */ color: oklch(54.4% 0.130 268.9);

Tailwind

colors: {
  custom: {
    50: '#8a94d0',
    500: '#516abb',
    950: '#000000',
  },
}

SCSS

$custom: #516abb;
$custom-light: #8a94d0;
$custom-dark: #000000;

JSON

{
  "hex": "#516abb",
  "rgb": {
    "r": 81,
    "g": 106,
    "b": 187
  },
  "hsl": {
    "h": 225.849,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.54423,
    "c": 0.12974,
    "h": 268.9
  },
  "luminance": 0.15645
}

Semantic roles & 50–950 ramp

primary

#516ABB

secondary

#CBC09D

accent

#B654D4

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #516ABB

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

Preview Lab → · Contrast checker → · Palette generator →