#5742DF#5742DF

#5742DF is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.5% C 0.226 H 280.7°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#5742DF
RGB	rgb(87, 66, 223)
HSL	hsl(248, 71%, 57%)
HSV	hsv(248, 70%, 87%)
CMYK	cmyk(61%, 70.4%, 0%, 12.5%)
CIE-LAB	lab(40.00, 51.98, -76.85)
CIE-LCH	lch(40.00, 92.78, 304.07°)
OKLab	oklab(50.52% 0.0419 -0.2216)
OKLCH	oklch(50.52% 0.226 280.7)
XYZ	xyz(19.1938, 11.2490, 70.9576)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5742DF #CADF42

analogous

#427CDF #5742DF #A542DF

triadic

#5742DF #DF5742 #42DF57

tetradic

#5742DF #DF427C #CADF42 #42DFA5

square

#5742DF #DF427C #CADF42 #42DFA5

split-complementary

#5742DF #DFA542 #7CDF42

monochromatic

#28188E #3721C3 #5742DF #8676E8 #B4ABF1

Accessibility & contrast

On white

6.46

#5742DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#5742DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5742DF

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5742DF	#FFFFFF	#000000	##FFFFFF
##5742DF	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E4

Deuteranopia (green-blind)

#0058DC

Tritanopia (blue-blind)

#006D8C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #5742df;
/* rgb */ color: rgb(87, 66, 223);
/* oklch */ color: oklch(50.5% 0.226 280.7);

Tailwind

colors: {
  custom: {
    50: '#9579ea',
    500: '#5742df',
    950: '#000000',
  },
}

SCSS

$custom: #5742df;
$custom-light: #9579ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5742df",
  "rgb": {
    "r": 87,
    "g": 66,
    "b": 223
  },
  "hsl": {
    "h": 248.025,
    "s": 71.041,
    "l": 56.667
  },
  "oklch": {
    "l": 0.50519,
    "c": 0.22552,
    "h": 280.7
  },
  "luminance": 0.1125
}

Semantic roles & 50–950 ramp

primary

#5742DF

secondary

#D6DF9E

accent

#EE3AD6

background

#FAF7FE

surface

#F3EDFD

border

#CDC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5742DF

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

Preview Lab → · Contrast checker → · Palette generator →