#5740D0#5740D0

#5740D0 is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.9% C 0.210 H 282.7°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#5740D0
RGB	rgb(87, 64, 208)
HSL	hsl(250, 61%, 53%)
HSV	hsv(250, 69%, 82%)
CMYK	cmyk(58.2%, 69.2%, 0%, 18.4%)
CIE-LAB	lab(38.28, 48.55, -71.05)
CIE-LCH	lch(38.28, 86.05, 304.34°)
OKLab	oklab(48.89% 0.046 -0.2046)
OKLCH	oklch(48.89% 0.21 282.7)
XYZ	xyz(17.1455, 10.2460, 60.7365)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.80

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5740D0 #B9D040

analogous

#4071D0 #5740D0 #9F40D0

triadic

#5740D0 #D05740 #40D057

tetradic

#5740D0 #D04071 #B9D040 #40D09F

square

#5740D0 #D04071 #B9D040 #40D09F

split-complementary

#5740D0 #D09F40 #71D040

monochromatic

#2C1E78 #3E2AA9 #5740D0 #8271DC #ADA2E8

Accessibility & contrast

On white

6.89

#5740D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#5740D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5740D0

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5740D0	#FFFFFF	#000000	##FFFFFF
##5740D0	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD4

Deuteranopia (green-blind)

#0055CD

Tritanopia (blue-blind)

#0A6683

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #5740d0;
/* rgb */ color: rgb(87, 64, 208);
/* oklch */ color: oklch(48.9% 0.210 282.7);

Tailwind

colors: {
  custom: {
    50: '#9377e0',
    500: '#5740d0',
    950: '#000000',
  },
}

SCSS

$custom: #5740d0;
$custom-light: #9377e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5740d0",
  "rgb": {
    "r": 87,
    "g": 64,
    "b": 208
  },
  "hsl": {
    "h": 249.583,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.48889,
    "c": 0.20972,
    "h": 282.7
  },
  "luminance": 0.10247
}

Semantic roles & 50–950 ramp

primary

#5740D0

secondary

#CBD597

accent

#E444CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5740D0

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

Preview Lab → · Contrast checker → · Palette generator →