#515EE9#515EE9

#515EE9 is a mid, highly saturated blue. Relative luminance 0.156; OKLCH L 55.4% C 0.208 H 273.4°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#515EE9
RGB	rgb(81, 94, 233)
HSL	hsl(235, 78%, 62%)
HSV	hsv(235, 65%, 91%)
CMYK	cmyk(65.2%, 59.7%, 0%, 8.6%)
CIE-LAB	lab(46.49, 38.09, -71.91)
CIE-LCH	lch(46.49, 81.38, 297.91°)
OKLab	oklab(55.39% 0.0124 -0.2072)
OKLCH	oklch(55.39% 0.208 273.4)
XYZ	xyz(22.0991, 15.6360, 78.9284)
Luminance	0.1564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EE9 #E9DC51

analogous

#51AAE9 #515EE9 #9051E9

triadic

#515EE9 #E9515E #5EE951

tetradic

#515EE9 #E951AA #E9DC51 #51E990

square

#515EE9 #E951AA #E9DC51 #51E990

split-complementary

#515EE9 #E99051 #AAE951

monochromatic

#1622AA #1C2DE0 #515EE9 #8790F0 #BEC3F7

Accessibility & contrast

On white

5.09

#515EE9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#515EE9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EE9

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EE9	#FFFFFF	#000000	##FFFFFF
##515EE9	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075EE

Deuteranopia (green-blind)

#0067E6

Tritanopia (blue-blind)

#00819A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #515ee9;
/* rgb */ color: rgb(81, 94, 233);
/* oklch */ color: oklch(55.4% 0.208 273.4);

Tailwind

colors: {
  custom: {
    50: '#928bf1',
    500: '#515ee9',
    950: '#000000',
  },
}

SCSS

$custom: #515ee9;
$custom-light: #928bf1;
$custom-dark: #000000;

JSON

{
  "hex": "#515ee9",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 233
  },
  "hsl": {
    "h": 234.868,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.55389,
    "c": 0.20757,
    "h": 273.4
  },
  "luminance": 0.15638
}

Semantic roles & 50–950 ramp

primary

#515EE9

secondary

#E7E2AF

accent

#C80CDA

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C17

muted

#7E7D85

Preview Lab

Preview with #515EE9

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

Preview Lab → · Contrast checker → · Palette generator →