#515ED2#515ED2

#515ED2 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.6% C 0.177 H 274.0°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#515ED2
RGB	rgb(81, 94, 210)
HSL	hsl(234, 59%, 57%)
HSV	hsv(234, 61%, 82%)
CMYK	cmyk(61.4%, 55.2%, 0%, 17.6%)
CIE-LAB	lab(44.81, 30.37, -61.58)
CIE-LCH	lch(44.81, 68.66, 296.25°)
OKLab	oklab(53.61% 0.0123 -0.1768)
OKLCH	oklch(53.61% 0.177 274)
XYZ	xyz(19.0251, 14.4063, 62.7384)
Luminance	0.1441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515ED2 #D2C551

analogous

#519FD2 #515ED2 #8451D2

triadic

#515ED2 #D2515E #5ED251

tetradic

#515ED2 #D2519F #D2C551 #51D284

square

#515ED2 #D2519F #D2C551 #51D284

split-complementary

#515ED2 #D28451 #9FD251

monochromatic

#232D86 #2F3DB7 #515ED2 #828BDF #B2B8EB

Accessibility & contrast

On white

5.41

#515ED2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#515ED2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515ED2

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515ED2	#FFFFFF	#000000	##FFFFFF
##515ED2	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D6

Deuteranopia (green-blind)

#0065D0

Tritanopia (blue-blind)

#00798F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #515ed2;
/* rgb */ color: rgb(81, 94, 210);
/* oklch */ color: oklch(53.6% 0.177 274.0);

Tailwind

colors: {
  custom: {
    50: '#8e8be1',
    500: '#515ed2',
    950: '#000000',
  },
}

SCSS

$custom: #515ed2;
$custom-light: #8e8be1;
$custom-dark: #000000;

JSON

{
  "hex": "#515ed2",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 210
  },
  "hsl": {
    "h": 233.953,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53609,
    "c": 0.17725,
    "h": 274
  },
  "luminance": 0.14408
}

Semantic roles & 50–950 ramp

primary

#515ED2

secondary

#DAD4A5

accent

#D246E2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #515ED2

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

Preview Lab → · Contrast checker → · Palette generator →