#515ED5#515ED5

#515ED5 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.8% C 0.181 H 273.9°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#515ED5
RGB	rgb(81, 94, 213)
HSL	hsl(234, 61%, 58%)
HSV	hsv(234, 62%, 84%)
CMYK	cmyk(62%, 55.9%, 0%, 16.5%)
CIE-LAB	lab(45.02, 31.38, -62.95)
CIE-LCH	lch(45.02, 70.34, 296.49°)
OKLab	oklab(53.83% 0.0124 -0.1809)
OKLCH	oklch(53.83% 0.181 273.9)
XYZ	xyz(19.4023, 14.5572, 64.7253)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515ED5 #D5C851

analogous

#51A0D5 #515ED5 #8651D5

triadic

#515ED5 #D5515E #5ED551

tetradic

#515ED5 #D551A0 #D5C851 #51D586

square

#515ED5 #D551A0 #D5C851 #51D586

split-complementary

#515ED5 #D58651 #A0D551

monochromatic

#212C8A #2D3BBC #515ED5 #828CE1 #B4B9ED

Accessibility & contrast

On white

5.37

#515ED5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#515ED5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515ED5

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515ED5	#FFFFFF	#000000	##FFFFFF
##515ED5	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D9

Deuteranopia (green-blind)

#0065D3

Tritanopia (blue-blind)

#007A90

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515ed5;
/* rgb */ color: rgb(81, 94, 213);
/* oklch */ color: oklch(53.8% 0.181 273.9);

Tailwind

colors: {
  custom: {
    50: '#8f8be3',
    500: '#515ed5',
    950: '#000000',
  },
}

SCSS

$custom: #515ed5;
$custom-light: #8f8be3;
$custom-dark: #000000;

JSON

{
  "hex": "#515ed5",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 213
  },
  "hsl": {
    "h": 234.091,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.53834,
    "c": 0.18128,
    "h": 273.9
  },
  "luminance": 0.14559
}

Semantic roles & 50–950 ramp

primary

#515ED5

secondary

#DBD6A6

accent

#D444E4

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C15

muted

#7E7D84

Preview Lab

Preview with #515ED5

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

Preview Lab → · Contrast checker → · Palette generator →