#515CD5#515CD5

#515CD5 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.5% C 0.184 H 274.4°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#515CD5
RGB	rgb(81, 92, 213)
HSL	hsl(235, 61%, 58%)
HSV	hsv(235, 62%, 84%)
CMYK	cmyk(62%, 56.8%, 0%, 16.5%)
CIE-LAB	lab(44.53, 32.62, -63.76)
CIE-LCH	lch(44.53, 71.62, 297.10°)
OKLab	oklab(53.47% 0.0142 -0.1832)
OKLCH	oklch(53.47% 0.184 274.4)
XYZ	xyz(19.2268, 14.2061, 64.6667)
Luminance	0.1421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515CD5 #D5CA51

analogous

#519ED5 #515CD5 #8851D5

triadic

#515CD5 #D5515C #5CD551

tetradic

#515CD5 #D5519E #D5CA51 #51D588

square

#515CD5 #D5519E #D5CA51 #51D588

split-complementary

#515CD5 #D58851 #9ED551

monochromatic

#212A8A #2D39BC #515CD5 #828AE1 #B4B8ED

Accessibility & contrast

On white

5.47

#515CD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#515CD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515CD5

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515CD5	#FFFFFF	#000000	##FFFFFF
##515CD5	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD9

Deuteranopia (green-blind)

#0064D3

Tritanopia (blue-blind)

#00798F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #515cd5;
/* rgb */ color: rgb(81, 92, 213);
/* oklch */ color: oklch(53.5% 0.184 274.4);

Tailwind

colors: {
  custom: {
    50: '#8f8ae3',
    500: '#515cd5',
    950: '#000000',
  },
}

SCSS

$custom: #515cd5;
$custom-light: #8f8ae3;
$custom-dark: #000000;

JSON

{
  "hex": "#515cd5",
  "rgb": {
    "r": 81,
    "g": 92,
    "b": 213
  },
  "hsl": {
    "h": 235,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.53465,
    "c": 0.18379,
    "h": 274.4
  },
  "luminance": 0.14208
}

Semantic roles & 50–950 ramp

primary

#515CD5

secondary

#DBD7A6

accent

#D744E4

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B15

muted

#7E7C84

Preview Lab

Preview with #515CD5

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

Preview Lab → · Contrast checker → · Palette generator →