#513BF2#513BF2

#513BF2 is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 51.0% C 0.255 H 277.7°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#513BF2
RGB	rgb(81, 59, 242)
HSL	hsl(247, 88%, 59%)
HSV	hsv(247, 76%, 95%)
CMYK	cmyk(66.5%, 75.6%, 0%, 5.1%)
CIE-LAB	lab(40.06, 60.54, -87.55)
CIE-LCH	lch(40.06, 106.44, 304.66°)
OKLab	oklab(50.99% 0.0342 -0.2529)
OKLCH	oklch(50.99% 0.255 277.7)
XYZ	xyz(20.9791, 11.2862, 85.0601)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513BF2 #DCF23B

analogous

#3B81F2 #513BF2 #AD3BF2

triadic

#513BF2 #F2513B #3BF251

tetradic

#513BF2 #F23B81 #DCF23B #3BF2AD

square

#513BF2 #F23B81 #DCF23B #3BF2AD

split-complementary

#513BF2 #F2AD3B #81F23B

monochromatic

#1E0BA7 #280FE1 #513BF2 #8474F6 #B7AEFA

Accessibility & contrast

On white

6.45

#513BF2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#513BF2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #513BF2

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513BF2	#FFFFFF	#000000	##FFFFFF
##513BF2	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066F7

Deuteranopia (green-blind)

#0057EF

Tritanopia (blue-blind)

#007195

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #513bf2;
/* rgb */ color: rgb(81, 59, 242);
/* oklch */ color: oklch(51.0% 0.255 277.7);

Tailwind

colors: {
  custom: {
    50: '#9675f8',
    500: '#513bf2',
    950: '#000000',
  },
}

SCSS

$custom: #513bf2;
$custom-light: #9675f8;
$custom-dark: #000000;

JSON

{
  "hex": "#513bf2",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 242
  },
  "hsl": {
    "h": 247.213,
    "s": 87.56,
    "l": 59.02
  },
  "oklch": {
    "l": 0.50986,
    "c": 0.25523,
    "h": 277.7
  },
  "luminance": 0.11288
}

Semantic roles & 50–950 ramp

primary

#513BF2

secondary

#E0E8A0

accent

#FE2AE4

background

#FAF7FF

surface

#F4EDFF

border

#CEC8D7

text

#0F0917

muted

#7F7B85

Preview Lab

Preview with #513BF2

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

Preview Lab → · Contrast checker → · Palette generator →