#5742DD#5742DD

#5742DD is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 50.3% C 0.223 H 280.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#5742DD
RGB	rgb(87, 66, 221)
HSL	hsl(248, 70%, 56%)
HSV	hsv(248, 70%, 87%)
CMYK	cmyk(60.6%, 70.1%, 0%, 13.3%)
CIE-LAB	lab(39.82, 51.38, -76.00)
CIE-LCH	lch(39.82, 91.74, 304.06°)
OKLab	oklab(50.34% 0.0422 -0.2191)
OKLCH	oklch(50.34% 0.223 280.9)
XYZ	xyz(18.9257, 11.1418, 69.5459)
Luminance	0.1114 (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

#5742DD #C8DD42

analogous

#427BDD #5742DD #A542DD

triadic

#5742DD #DD5742 #42DD57

tetradic

#5742DD #DD427B #C8DD42 #42DDA5

square

#5742DD #DD427B #C8DD42 #42DDA5

split-complementary

#5742DD #DDA542 #7BDD42

monochromatic

#29198C #3822BF #5742DD #8576E6 #B3AAF0

Accessibility & contrast

On white

6.50

#5742DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#5742DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5742DD

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5742DD	#FFFFFF	#000000	##FFFFFF
##5742DD	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E2

Deuteranopia (green-blind)

#0058DA

Tritanopia (blue-blind)

#006C8B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #5742dd;
/* rgb */ color: rgb(87, 66, 221);
/* oklch */ color: oklch(50.3% 0.223 280.9);

Tailwind

colors: {
  custom: {
    50: '#9579e9',
    500: '#5742dd',
    950: '#000000',
  },
}

SCSS

$custom: #5742dd;
$custom-light: #9579e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5742dd",
  "rgb": {
    "r": 87,
    "g": 66,
    "b": 221
  },
  "hsl": {
    "h": 248.129,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.50338,
    "c": 0.22314,
    "h": 280.9
  },
  "luminance": 0.11143
}

Semantic roles & 50–950 ramp

primary

#5742DD

secondary

#D5DD9D

accent

#EC3BD4

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #5742DD

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

Preview Lab → · Contrast checker → · Palette generator →