#515EDB#515EDB

#515EDB is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.3% C 0.189 H 273.8°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#515EDB
RGB	rgb(81, 94, 219)
HSL	hsl(234, 66%, 59%)
HSV	hsv(234, 63%, 86%)
CMYK	cmyk(63%, 57.1%, 0%, 14.1%)
CIE-LAB	lab(45.45, 33.39, -65.68)
CIE-LCH	lch(45.45, 73.68, 296.95°)
OKLab	oklab(54.29% 0.0125 -0.1889)
OKLCH	oklch(54.29% 0.189 273.8)
XYZ	xyz(20.1780, 14.8675, 68.8105)
Luminance	0.1487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EDB #DBCE51

analogous

#51A3DB #515EDB #8951DB

triadic

#515EDB #DB515E #5EDB51

tetradic

#515EDB #DB51A3 #DBCE51 #51DB89

square

#515EDB #DB51A3 #DBCE51 #51DB89

split-complementary

#515EDB #DB8951 #A3DB51

monochromatic

#1E2993 #2938C6 #515EDB #848DE5 #B6BCF0

Accessibility & contrast

On white

5.28

#515EDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#515EDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EDB

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EDB	#FFFFFF	#000000	##FFFFFF
##515EDB	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072DF

Deuteranopia (green-blind)

#0066D8

Tritanopia (blue-blind)

#007C93

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #515edb;
/* rgb */ color: rgb(81, 94, 219);
/* oklch */ color: oklch(54.3% 0.189 273.8);

Tailwind

colors: {
  custom: {
    50: '#908be7',
    500: '#515edb',
    950: '#000000',
  },
}

SCSS

$custom: #515edb;
$custom-light: #908be7;
$custom-dark: #000000;

JSON

{
  "hex": "#515edb",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 219
  },
  "hsl": {
    "h": 234.348,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.5429,
    "c": 0.18929,
    "h": 273.8
  },
  "luminance": 0.14869
}

Semantic roles & 50–950 ramp

primary

#515EDB

secondary

#DFDAA9

accent

#D93FE9

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #515EDB

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

Preview Lab → · Contrast checker → · Palette generator →