#515EF4#515EF4

#515EF4 is a mid, highly saturated blue. Relative luminance 0.163; OKLCH L 56.3% C 0.222 H 273.1°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#515EF4
RGB	rgb(81, 94, 244)
HSL	hsl(235, 88%, 64%)
HSV	hsv(235, 67%, 96%)
CMYK	cmyk(66.8%, 61.5%, 0%, 4.3%)
CIE-LAB	lab(47.35, 41.75, -76.70)
CIE-LCH	lch(47.35, 87.33, 298.56°)
OKLab	oklab(56.28% 0.0121 -0.2213)
OKLCH	oklch(56.28% 0.222 273.1)
XYZ	xyz(23.7197, 16.2842, 87.4636)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EF4 #F4E751

analogous

#51AFF4 #515EF4 #9551F4

triadic

#515EF4 #F4515E #5EF451

tetradic

#515EF4 #F451AF #F4E751 #51F495

square

#515EF4 #F451AF #F4E751 #51F495

split-complementary

#515EF4 #F49551 #AFF451

monochromatic

#0C1ABF #1729F0 #515EF4 #8B93F8 #C4C9FB

Accessibility & contrast

On white

4.93

#515EF4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#515EF4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EF4

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EF4	#FFFFFF	#000000	##FFFFFF
##515EF4	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078F9

Deuteranopia (green-blind)

#0069F1

Tritanopia (blue-blind)

#0084A0

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #515ef4;
/* rgb */ color: rgb(81, 94, 244);
/* oklch */ color: oklch(56.3% 0.222 273.1);

Tailwind

colors: {
  custom: {
    50: '#948cf9',
    500: '#515ef4',
    950: '#000000',
  },
}

SCSS

$custom: #515ef4;
$custom-light: #948cf9;
$custom-dark: #000000;

JSON

{
  "hex": "#515ef4",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 244
  },
  "hsl": {
    "h": 235.215,
    "s": 88.108,
    "l": 63.725
  },
  "oklch": {
    "l": 0.56283,
    "c": 0.22159,
    "h": 273.1
  },
  "luminance": 0.16286
}

Semantic roles & 50–950 ramp

primary

#515EF4

secondary

#EDE9B4

accent

#D301E5

background

#FAF8FF

surface

#F3F0FF

border

#CDCBD7

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #515EF4

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

Preview Lab → · Contrast checker → · Palette generator →