#5D51DB#5D51DB

#5D51DB is a mid, highly saturated blue. Relative luminance 0.133; OKLCH L 52.9% C 0.203 H 280.8°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#5D51DB
RGB	rgb(93, 81, 219)
HSL	hsl(245, 66%, 59%)
HSV	hsv(245, 63%, 86%)
CMYK	cmyk(57.5%, 63%, 0%, 14.1%)
CIE-LAB	lab(43.25, 43.19, -69.23)
CIE-LCH	lch(43.25, 81.59, 301.96°)
OKLab	oklab(52.88% 0.0381 -0.1991)
OKLCH	oklch(52.88% 0.203 280.8)
XYZ	xyz(20.2388, 13.3251, 68.5096)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D51DB #CFDB51

analogous

#518ADB #5D51DB #A251DB

triadic

#5D51DB #DB5D51 #51DB5D

tetradic

#5D51DB #DB518A #CFDB51 #51DBA2

square

#5D51DB #DB518A #CFDB51 #51DBA2

split-complementary

#5D51DB #DBA251 #8ADB51

monochromatic

#291E93 #3729C6 #5D51DB #8C84E5 #BBB6F0

Accessibility & contrast

On white

5.73

#5D51DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#5D51DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5D51DB

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D51DB	#FFFFFF	#000000	##FFFFFF
##5D51DB	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDF

Deuteranopia (green-blind)

#0061D8

Tritanopia (blue-blind)

#0E738F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5d51db;
/* rgb */ color: rgb(93, 81, 219);
/* oklch */ color: oklch(52.9% 0.203 280.8);

Tailwind

colors: {
  custom: {
    50: '#9783e7',
    500: '#5d51db',
    950: '#000000',
  },
}

SCSS

$custom: #5d51db;
$custom-light: #9783e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5d51db",
  "rgb": {
    "r": 93,
    "g": 81,
    "b": 219
  },
  "hsl": {
    "h": 245.217,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.5288,
    "c": 0.20268,
    "h": 280.8
  },
  "luminance": 0.13326
}

Semantic roles & 50–950 ramp

primary

#5D51DB

secondary

#DADFA9

accent

#E93FDA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0A16

muted

#7E7C84

Preview Lab

Preview with #5D51DB

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

Preview Lab → · Contrast checker → · Palette generator →