#515DE4#515DE4

#515DE4 is a mid, highly saturated blue. Relative luminance 0.152; OKLCH L 54.8% C 0.202 H 273.8°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#515DE4
RGB	rgb(81, 93, 228)
HSL	hsl(235, 73%, 61%)
HSV	hsv(235, 64%, 89%)
CMYK	cmyk(64.5%, 59.2%, 0%, 10.6%)
CIE-LAB	lab(45.88, 37.03, -70.10)
CIE-LCH	lch(45.88, 79.27, 297.84°)
OKLab	oklab(54.81% 0.0133 -0.2019)
OKLCH	oklch(54.81% 0.202 273.8)
XYZ	xyz(21.3066, 15.1776, 75.1905)
Luminance	0.1518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515DE4 #E4D851

analogous

#51A6E4 #515DE4 #8E51E4

triadic

#515DE4 #E4515D #5DE451

tetradic

#515DE4 #E451A6 #E4D851 #51E48E

square

#515DE4 #E451A6 #E4D851 #51E48E

split-complementary

#515DE4 #E48E51 #A6E451

monochromatic

#1924A2 #2130D7 #515DE4 #868EEC #BBC0F4

Accessibility & contrast

On white

5.20

#515DE4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#515DE4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515DE4

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515DE4	#FFFFFF	#000000	##FFFFFF
##515DE4	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E8

Deuteranopia (green-blind)

#0066E1

Tritanopia (blue-blind)

#007E98

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #515de4;
/* rgb */ color: rgb(81, 93, 228);
/* oklch */ color: oklch(54.8% 0.202 273.8);

Tailwind

colors: {
  custom: {
    50: '#918bed',
    500: '#515de4',
    950: '#000000',
  },
}

SCSS

$custom: #515de4;
$custom-light: #918bed;
$custom-dark: #000000;

JSON

{
  "hex": "#515de4",
  "rgb": {
    "r": 81,
    "g": 93,
    "b": 228
  },
  "hsl": {
    "h": 235.102,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.54814,
    "c": 0.20231,
    "h": 273.8
  },
  "luminance": 0.15179
}

Semantic roles & 50–950 ramp

primary

#515DE4

secondary

#E4E0AC

accent

#C510D5

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #515DE4

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

Preview Lab → · Contrast checker → · Palette generator →