#5742D9#5742D9

#5742D9 is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 50.0% C 0.218 H 281.3°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#5742D9
RGB	rgb(87, 66, 217)
HSL	hsl(248, 67%, 55%)
HSV	hsv(248, 70%, 85%)
CMYK	cmyk(59.9%, 69.6%, 0%, 14.9%)
CIE-LAB	lab(39.46, 50.17, -74.29)
CIE-LCH	lch(39.46, 89.64, 304.03°)
OKLab	oklab(49.98% 0.0429 -0.2141)
OKLCH	oklch(49.98% 0.218 281.3)
XYZ	xyz(18.3992, 10.9311, 66.7725)
Luminance	0.1093 (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

#5742D9 #C4D942

analogous

#4279D9 #5742D9 #A242D9

triadic

#5742D9 #D95742 #42D957

tetradic

#5742D9 #D94279 #C4D942 #42D9A2

square

#5742D9 #D94279 #C4D942 #42D9A2

split-complementary

#5742D9 #D9A242 #79D942

monochromatic

#2A1B86 #3A25B9 #5742D9 #8475E3 #B2A8ED

Accessibility & contrast

On white

6.59

#5742D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#5742D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5742D9

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5742D9	#FFFFFF	#000000	##FFFFFF
##5742D9	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062DE

Deuteranopia (green-blind)

#0057D6

Tritanopia (blue-blind)

#006B89

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5742d9;
/* rgb */ color: rgb(87, 66, 217);
/* oklch */ color: oklch(50.0% 0.218 281.3);

Tailwind

colors: {
  custom: {
    50: '#9478e6',
    500: '#5742d9',
    950: '#000000',
  },
}

SCSS

$custom: #5742d9;
$custom-light: #9478e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5742d9",
  "rgb": {
    "r": 87,
    "g": 66,
    "b": 217
  },
  "hsl": {
    "h": 248.344,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.49977,
    "c": 0.21837,
    "h": 281.3
  },
  "luminance": 0.10932
}

Semantic roles & 50–950 ramp

primary

#5742D9

secondary

#D2DB9C

accent

#E93ED2

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #5742D9

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

Preview Lab → · Contrast checker → · Palette generator →