#515EF0#515EF0

#515EF0 is a mid, highly saturated blue. Relative luminance 0.160; OKLCH L 56.0% C 0.217 H 273.2°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#515EF0
RGB	rgb(81, 94, 240)
HSL	hsl(235, 84%, 63%)
HSV	hsv(235, 66%, 94%)
CMYK	cmyk(66.3%, 60.8%, 0%, 5.9%)
CIE-LAB	lab(47.03, 40.42, -74.97)
CIE-LCH	lch(47.03, 85.18, 298.33°)
OKLab	oklab(55.96% 0.0122 -0.2162)
OKLCH	oklch(55.96% 0.217 273.2)
XYZ	xyz(23.1190, 16.0439, 84.2996)
Luminance	0.1605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EF0 #F0E351

analogous

#51AEF0 #515EF0 #9351F0

triadic

#515EF0 #F0515E #5EF051

tetradic

#515EF0 #F051AE #F0E351 #51F093

square

#515EF0 #F051AE #F0E351 #51F093

split-complementary

#515EF0 #F09351 #AEF051

monochromatic

#101DB7 #192AEB #515EF0 #8992F5 #C2C6FA

Accessibility & contrast

On white

4.99

#515EF0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#515EF0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EF0

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EF0	#FFFFFF	#000000	##FFFFFF
##515EF0	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077F5

Deuteranopia (green-blind)

#0068ED

Tritanopia (blue-blind)

#00839E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #515ef0;
/* rgb */ color: rgb(81, 94, 240);
/* oklch */ color: oklch(56.0% 0.217 273.2);

Tailwind

colors: {
  custom: {
    50: '#938bf6',
    500: '#515ef0',
    950: '#000000',
  },
}

SCSS

$custom: #515ef0;
$custom-light: #938bf6;
$custom-dark: #000000;

JSON

{
  "hex": "#515ef0",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 240
  },
  "hsl": {
    "h": 235.094,
    "s": 84.127,
    "l": 62.941
  },
  "oklch": {
    "l": 0.55955,
    "c": 0.21653,
    "h": 273.2
  },
  "luminance": 0.16046
}

Semantic roles & 50–950 ramp

primary

#515EF0

secondary

#EBE6B2

accent

#CF05E1

background

#F9F8FF

surface

#F2F0FF

border

#CCCBD7

text

#0F0C17

muted

#7E7D85

Preview Lab

Preview with #515EF0

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

Preview Lab → · Contrast checker → · Palette generator →