#5740D3#5740D3

#5740D3 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.2% C 0.213 H 282.3°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#5740D3
RGB	rgb(87, 64, 211)
HSL	hsl(249, 63%, 54%)
HSV	hsv(249, 70%, 83%)
CMYK	cmyk(58.8%, 69.7%, 0%, 17.3%)
CIE-LAB	lab(38.54, 49.45, -72.35)
CIE-LCH	lch(38.54, 87.64, 304.35°)
OKLab	oklab(49.16% 0.0455 -0.2084)
OKLCH	oklch(49.16% 0.213 282.3)
XYZ	xyz(17.5181, 10.3950, 62.6987)
Luminance	0.1040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.00

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5740D3 #BCD340

analogous

#4073D3 #5740D3 #A140D3

triadic

#5740D3 #D35740 #40D357

tetradic

#5740D3 #D34073 #BCD340 #40D3A1

square

#5740D3 #D34073 #BCD340 #40D3A1

split-complementary

#5740D3 #D3A140 #73D340

monochromatic

#2C1D7C #3D28AE #5740D3 #8372DE #AFA3EA

Accessibility & contrast

On white

6.82

#5740D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#5740D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5740D3

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5740D3	#FFFFFF	#000000	##FFFFFF
##5740D3	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D7

Deuteranopia (green-blind)

#0056D0

Tritanopia (blue-blind)

#006785

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5740d3;
/* rgb */ color: rgb(87, 64, 211);
/* oklch */ color: oklch(49.2% 0.213 282.3);

Tailwind

colors: {
  custom: {
    50: '#9377e2',
    500: '#5740d3',
    950: '#000000',
  },
}

SCSS

$custom: #5740d3;
$custom-light: #9377e2;
$custom-dark: #000000;

JSON

{
  "hex": "#5740d3",
  "rgb": {
    "r": 87,
    "g": 64,
    "b": 211
  },
  "hsl": {
    "h": 249.388,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.49157,
    "c": 0.21333,
    "h": 282.3
  },
  "luminance": 0.10396
}

Semantic roles & 50–950 ramp

primary

#5740D3

secondary

#CDD798

accent

#E642CC

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0915

muted

#7E7B84

Preview Lab

Preview with #5740D3

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

Preview Lab → · Contrast checker → · Palette generator →