#5741DB#5741DB

#5741DB is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 50.0% C 0.222 H 281.3°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#5741DB
RGB	rgb(87, 65, 219)
HSL	hsl(249, 68%, 56%)
HSV	hsv(249, 70%, 86%)
CMYK	cmyk(60.3%, 70.3%, 0%, 14.1%)
CIE-LAB	lab(39.45, 51.31, -75.47)
CIE-LCH	lch(39.45, 91.26, 304.21°)
OKLab	oklab(50.02% 0.0433 -0.2175)
OKLCH	oklch(50.02% 0.222 281.3)
XYZ	xyz(18.6029, 10.9200, 68.1316)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5741DB #C5DB41

analogous

#4178DB #5741DB #A441DB

triadic

#5741DB #DB5741 #41DB57

tetradic

#5741DB #DB4178 #C5DB41 #41DBA4

square

#5741DB #DB4178 #C5DB41 #41DBA4

split-complementary

#5741DB #DBA441 #78DB41

monochromatic

#291A88 #3923BB #5741DB #8474E5 #B2A8EE

Accessibility & contrast

On white

6.60

#5741DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#5741DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5741DB

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5741DB	#FFFFFF	#000000	##FFFFFF
##5741DB	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E0

Deuteranopia (green-blind)

#0057D8

Tritanopia (blue-blind)

#006B8A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5741db;
/* rgb */ color: rgb(87, 65, 219);
/* oklch */ color: oklch(50.0% 0.222 281.3);

Tailwind

colors: {
  custom: {
    50: '#9578e7',
    500: '#5741db',
    950: '#000000',
  },
}

SCSS

$custom: #5741db;
$custom-light: #9578e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5741db",
  "rgb": {
    "r": 87,
    "g": 65,
    "b": 219
  },
  "hsl": {
    "h": 248.571,
    "s": 68.142,
    "l": 55.686
  },
  "oklch": {
    "l": 0.50017,
    "c": 0.22182,
    "h": 281.3
  },
  "luminance": 0.10921
}

Semantic roles & 50–950 ramp

primary

#5741DB

secondary

#D3DC9C

accent

#EB3DD2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #5741DB

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

Preview Lab → · Contrast checker → · Palette generator →