#515DD2#515DD2

#515DD2 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.4% C 0.179 H 274.2°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#515DD2
RGB	rgb(81, 93, 210)
HSL	hsl(234, 59%, 57%)
HSV	hsv(234, 61%, 82%)
CMYK	cmyk(61.4%, 55.7%, 0%, 17.6%)
CIE-LAB	lab(44.56, 30.99, -61.99)
CIE-LCH	lch(44.56, 69.30, 296.56°)
OKLab	oklab(53.42% 0.0132 -0.178)
OKLCH	oklch(53.42% 0.179 274.2)
XYZ	xyz(18.9367, 14.2296, 62.7089)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515DD2 #D2C651

analogous

#519DD2 #515DD2 #8651D2

triadic

#515DD2 #D2515D #5DD251

tetradic

#515DD2 #D2519D #D2C651 #51D286

square

#515DD2 #D2519D #D2C651 #51D286

split-complementary

#515DD2 #D28651 #9DD251

monochromatic

#232C86 #2F3CB7 #515DD2 #828ADF #B2B8EB

Accessibility & contrast

On white

5.46

#515DD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#515DD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515DD2

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515DD2	#FFFFFF	#000000	##FFFFFF
##515DD2	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FD6

Deuteranopia (green-blind)

#0064D0

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #515dd2;
/* rgb */ color: rgb(81, 93, 210);
/* oklch */ color: oklch(53.4% 0.179 274.2);

Tailwind

colors: {
  custom: {
    50: '#8e8ae1',
    500: '#515dd2',
    950: '#000000',
  },
}

SCSS

$custom: #515dd2;
$custom-light: #8e8ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#515dd2",
  "rgb": {
    "r": 81,
    "g": 93,
    "b": 210
  },
  "hsl": {
    "h": 234.419,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53422,
    "c": 0.17851,
    "h": 274.2
  },
  "luminance": 0.14231
}

Semantic roles & 50–950 ramp

primary

#515DD2

secondary

#DAD5A5

accent

#D446E2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #515DD2

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

Preview Lab → · Contrast checker → · Palette generator →