#513FC9#513FC9

#513FC9 is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.6% C 0.203 H 281.3°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#513FC9
RGB	rgb(81, 63, 201)
HSL	hsl(248, 56%, 52%)
HSV	hsv(248, 69%, 79%)
CMYK	cmyk(59.7%, 68.7%, 0%, 21.2%)
CIE-LAB	lab(36.97, 46.09, -69.16)
CIE-LCH	lch(36.97, 83.11, 303.68°)
OKLab	oklab(47.64% 0.0399 -0.1992)
OKLCH	oklch(47.64% 0.203 281.3)
XYZ	xyz(15.7102, 9.5203, 56.2568)
Luminance	0.0952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513FC9 #B7C93F

analogous

#3F72C9 #513FC9 #963FC9

triadic

#513FC9 #C9513F #3FC951

tetradic

#513FC9 #C93F72 #B7C93F #3FC996

square

#513FC9 #C93F72 #B7C93F #3FC996

split-complementary

#513FC9 #C9963F #72C93F

monochromatic

#291F6F #3B2D9E #513FC9 #7C6FD6 #A89FE4

Accessibility & contrast

On white

7.23

#513FC9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#513FC9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513FC9

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513FC9	#FFFFFF	#000000	##FFFFFF
##513FC9	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCD

Deuteranopia (green-blind)

#0052C6

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #513fc9;
/* rgb */ color: rgb(81, 63, 201);
/* oklch */ color: oklch(47.6% 0.203 281.3);

Tailwind

colors: {
  custom: {
    50: '#8f76db',
    500: '#513fc9',
    950: '#000000',
  },
}

SCSS

$custom: #513fc9;
$custom-light: #8f76db;
$custom-dark: #000000;

JSON

{
  "hex": "#513fc9",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 201
  },
  "hsl": {
    "h": 247.826,
    "s": 56.098,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47637,
    "c": 0.2032,
    "h": 281.3
  },
  "luminance": 0.09521
}

Semantic roles & 50–950 ramp

primary

#513FC9

secondary

#C8D094

accent

#DF48CC

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #513FC9

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

Preview Lab → · Contrast checker → · Palette generator →