#515AD7#515AD7

#515AD7 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.3% C 0.189 H 274.9°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#515AD7
RGB	rgb(81, 90, 215)
HSL	hsl(236, 63%, 58%)
HSV	hsv(236, 62%, 84%)
CMYK	cmyk(62.3%, 58.1%, 0%, 15.7%)
CIE-LAB	lab(44.18, 34.52, -65.46)
CIE-LCH	lch(44.18, 74.00, 297.81°)
OKLab	oklab(53.26% 0.016 -0.1883)
OKLCH	oklch(53.26% 0.189 274.9)
XYZ	xyz(19.3112, 13.9664, 65.9549)
Luminance	0.1397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515AD7 #D7CE51

analogous

#519DD7 #515AD7 #8B51D7

triadic

#515AD7 #D7515A #5AD751

tetradic

#515AD7 #D7519D #D7CE51 #51D78B

square

#515AD7 #D7519D #D7CE51 #51D78B

split-complementary

#515AD7 #D78B51 #9DD751

monochromatic

#20288D #2C36BF #515AD7 #8389E2 #B5B8EE

Accessibility & contrast

On white

5.54

#515AD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#515AD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515AD7

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515AD7	#FFFFFF	#000000	##FFFFFF
##515AD7	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDB

Deuteranopia (green-blind)

#0063D4

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #515ad7;
/* rgb */ color: rgb(81, 90, 215);
/* oklch */ color: oklch(53.3% 0.189 274.9);

Tailwind

colors: {
  custom: {
    50: '#8f88e4',
    500: '#515ad7',
    950: '#000000',
  },
}

SCSS

$custom: #515ad7;
$custom-light: #8f88e4;
$custom-dark: #000000;

JSON

{
  "hex": "#515ad7",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 215
  },
  "hsl": {
    "h": 235.97,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.53257,
    "c": 0.18894,
    "h": 274.9
  },
  "luminance": 0.13968
}

Semantic roles & 50–950 ramp

primary

#515AD7

secondary

#DDD9A7

accent

#DB42E6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #515AD7

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

Preview Lab → · Contrast checker → · Palette generator →