#515DDE#515DDE

#515DDE is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.3% C 0.194 H 273.9°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#515DDE
RGB	rgb(81, 93, 222)
HSL	hsl(235, 68%, 59%)
HSV	hsv(235, 64%, 87%)
CMYK	cmyk(63.5%, 58.1%, 0%, 12.9%)
CIE-LAB	lab(45.43, 35.02, -67.42)
CIE-LCH	lch(45.43, 75.97, 297.45°)
OKLab	oklab(54.34% 0.0134 -0.194)
OKLCH	oklch(54.34% 0.194 273.9)
XYZ	xyz(20.4881, 14.8502, 70.8798)
Luminance	0.1485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515DDE #DED251

analogous

#51A3DE #515DDE #8C51DE

triadic

#515DDE #DE515D #5DDE51

tetradic

#515DDE #DE51A3 #DED251 #51DE8C

square

#515DDE #DE51A3 #DED251 #51DE8C

split-complementary

#515DDE #DE8C51 #A3DE51

monochromatic

#1D2798 #2735CB #515DDE #848DE8 #B8BDF2

Accessibility & contrast

On white

5.29

#515DDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#515DDE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515DDE

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515DDE	#FFFFFF	#000000	##FFFFFF
##515DDE	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072E2

Deuteranopia (green-blind)

#0065DB

Tritanopia (blue-blind)

#007C94

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #515dde;
/* rgb */ color: rgb(81, 93, 222);
/* oklch */ color: oklch(54.3% 0.194 273.9);

Tailwind

colors: {
  custom: {
    50: '#908be9',
    500: '#515dde',
    950: '#000000',
  },
}

SCSS

$custom: #515dde;
$custom-light: #908be9;
$custom-dark: #000000;

JSON

{
  "hex": "#515dde",
  "rgb": {
    "r": 81,
    "g": 93,
    "b": 222
  },
  "hsl": {
    "h": 234.894,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.54342,
    "c": 0.19447,
    "h": 273.9
  },
  "luminance": 0.14852
}

Semantic roles & 50–950 ramp

primary

#515DDE

secondary

#E1DCAA

accent

#DC3DEB

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #515DDE

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

Preview Lab → · Contrast checker → · Palette generator →