#515AF2#515AF2

#515AF2 is a mid, highly saturated blue. Relative luminance 0.155; OKLCH L 55.4% C 0.224 H 273.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#515AF2
RGB	rgb(81, 90, 242)
HSL	hsl(237, 86%, 63%)
HSV	hsv(237, 67%, 95%)
CMYK	cmyk(66.5%, 62.8%, 0%, 5.1%)
CIE-LAB	lab(46.27, 43.49, -77.33)
CIE-LCH	lch(46.27, 88.72, 299.35°)
OKLab	oklab(55.45% 0.0151 -0.2231)
OKLCH	oklch(55.45% 0.224 273.9)
XYZ	xyz(23.0712, 15.4704, 85.7574)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515AF2 #F2E951

analogous

#51AAF2 #515AF2 #9851F2

triadic

#515AF2 #F2515A #5AF251

tetradic

#515AF2 #F251AA #F2E951 #51F298

square

#515AF2 #F251AA #F2E951 #51F298

split-complementary

#515AF2 #F29851 #AAF251

monochromatic

#0E18BB #1824EE #515AF2 #8A90F6 #C3C6FB

Accessibility & contrast

On white

5.13

#515AF2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#515AF2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515AF2

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515AF2	#FFFFFF	#000000	##FFFFFF
##515AF2	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075F7

Deuteranopia (green-blind)

#0066EF

Tritanopia (blue-blind)

#00819E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #515af2;
/* rgb */ color: rgb(81, 90, 242);
/* oklch */ color: oklch(55.4% 0.224 273.9);

Tailwind

colors: {
  custom: {
    50: '#9489f7',
    500: '#515af2',
    950: '#000000',
  },
}

SCSS

$custom: #515af2;
$custom-light: #9489f7;
$custom-dark: #000000;

JSON

{
  "hex": "#515af2",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 242
  },
  "hsl": {
    "h": 236.646,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.55445,
    "c": 0.22365,
    "h": 273.9
  },
  "luminance": 0.15472
}

Semantic roles & 50–950 ramp

primary

#515AF2

secondary

#ECE9B3

accent

#D603E3

background

#FAF8FF

surface

#F3F0FF

border

#CDCBD7

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #515AF2

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

Preview Lab → · Contrast checker → · Palette generator →