#516DC9#516DC9

#516DC9 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.146 H 268.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#516DC9
RGB	rgb(81, 109, 201)
HSL	hsl(226, 53%, 55%)
HSV	hsv(226, 60%, 79%)
CMYK	cmyk(59.7%, 45.8%, 0%, 21.2%)
CIE-LAB	lab(48.14, 17.95, -51.07)
CIE-LCH	lch(48.14, 54.13, 289.36°)
OKLab	oklab(55.94% -0.0035 -0.1457)
OKLCH	oklch(55.94% 0.146 268.6)
XYZ	xyz(19.4010, 16.9021, 57.4871)
Luminance	0.1690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516DC9 #C9AD51

analogous

#51A9C9 #516DC9 #7151C9

triadic

#516DC9 #C9516D #6DC951

tetradic

#516DC9 #C951A9 #C9AD51 #51C971

square

#516DC9 #C951A9 #C9AD51 #51C971

split-complementary

#516DC9 #C97151 #A9C951

monochromatic

#26397A #344FA9 #516DC9 #8094D7 #AEBBE6

Accessibility & contrast

On white

4.79

#516DC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#516DC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516DC9

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516DC9	#FFFFFF	#000000	##FFFFFF
##516DC9	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4278CC

Deuteranopia (green-blind)

#2F6DC7

Tritanopia (blue-blind)

#008291

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #516dc9;
/* rgb */ color: rgb(81, 109, 201);
/* oklch */ color: oklch(55.9% 0.146 268.6);

Tailwind

colors: {
  custom: {
    50: '#8c96da',
    500: '#516dc9',
    950: '#000000',
  },
}

SCSS

$custom: #516dc9;
$custom-light: #8c96da;
$custom-dark: #000000;

JSON

{
  "hex": "#516dc9",
  "rgb": {
    "r": 81,
    "g": 109,
    "b": 201
  },
  "hsl": {
    "h": 226,
    "s": 52.632,
    "l": 55.294
  },
  "oklch": {
    "l": 0.55937,
    "c": 0.14576,
    "h": 268.6
  },
  "luminance": 0.16904
}

Semantic roles & 50–950 ramp

primary

#516DC9

secondary

#D4C8A2

accent

#BA4CDC

background

#F9F9FD

surface

#F1F1FB

border

#CBCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #516DC9

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

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