#515ACC#515ACC

#515ACC is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.4% C 0.174 H 275.2°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#515ACC
RGB	rgb(81, 90, 204)
HSL	hsl(236, 55%, 56%)
HSV	hsv(236, 60%, 80%)
CMYK	cmyk(60.3%, 55.9%, 0%, 20%)
CIE-LAB	lab(43.39, 30.85, -60.44)
CIE-LCH	lch(43.39, 67.85, 297.04°)
OKLab	oklab(52.41% 0.0159 -0.1735)
OKLCH	oklch(52.41% 0.174 275.2)
XYZ	xyz(17.9450, 13.4199, 58.7597)
Luminance	0.1342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515ACC #CCC351

analogous

#5197CC #515ACC #8551CC

triadic

#515ACC #CC515A #5ACC51

tetradic

#515ACC #CC5197 #CCC351 #51CC85

square

#515ACC #CC5197 #CCC351 #51CC85

split-complementary

#515ACC #CC8551 #97CC51

monochromatic

#252B7E #333CAD #515ACC #8087DA #B0B4E8

Accessibility & contrast

On white

5.70

#515ACC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#515ACC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515ACC

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515ACC	#FFFFFF	#000000	##FFFFFF
##515ACC	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#0061CA

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #515acc;
/* rgb */ color: rgb(81, 90, 204);
/* oklch */ color: oklch(52.4% 0.174 275.2);

Tailwind

colors: {
  custom: {
    50: '#8d88dc',
    500: '#515acc',
    950: '#000000',
  },
}

SCSS

$custom: #515acc;
$custom-light: #8d88dc;
$custom-dark: #000000;

JSON

{
  "hex": "#515acc",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 204
  },
  "hsl": {
    "h": 235.61,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.52414,
    "c": 0.17422,
    "h": 275.2
  },
  "luminance": 0.13421
}

Semantic roles & 50–950 ramp

primary

#515ACC

secondary

#D6D2A3

accent

#D34ADE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #515ACC

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

Preview Lab → · Contrast checker → · Palette generator →