#5758DD#5758DD

#5758DD is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.8% C 0.198 H 277.1°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#5758DD
RGB	rgb(87, 88, 221)
HSL	hsl(240, 66%, 60%)
HSV	hsv(240, 61%, 87%)
CMYK	cmyk(60.6%, 60.2%, 0%, 13.3%)
CIE-LAB	lab(44.55, 38.69, -68.26)
CIE-LCH	lch(44.55, 78.46, 299.54°)
OKLab	oklab(53.77% 0.0245 -0.1964)
OKLCH	oklch(53.77% 0.198 277.1)
XYZ	xyz(20.4671, 14.2246, 70.0597)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5758DD #DDDC57

analogous

#579BDD #5758DD #9957DD

triadic

#5758DD #DD5758 #58DD57

tetradic

#5758DD #DD579B #DDDC57 #57DD99

square

#5758DD #DD579B #DDDC57 #57DD99

split-complementary

#5758DD #DD9957 #9BDD57

monochromatic

#1F209A #2A2BCD #5758DD #8A8BE7 #BDBDF2

Accessibility & contrast

On white

5.46

#5758DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#5758DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5758DD

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5758DD	#FFFFFF	#000000	##FFFFFF
##5758DD	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE1

Deuteranopia (green-blind)

#0064DA

Tritanopia (blue-blind)

#007992

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5758dd;
/* rgb */ color: rgb(87, 88, 221);
/* oklch */ color: oklch(53.8% 0.198 277.1);

Tailwind

colors: {
  custom: {
    50: '#9387e9',
    500: '#5758dd',
    950: '#000000',
  },
}

SCSS

$custom: #5758dd;
$custom-light: #9387e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5758dd",
  "rgb": {
    "r": 87,
    "g": 88,
    "b": 221
  },
  "hsl": {
    "h": 239.552,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.53772,
    "c": 0.19788,
    "h": 277.1
  },
  "luminance": 0.14226
}

Semantic roles & 50–950 ramp

primary

#5758DD

secondary

#E1E1AE

accent

#CD17CE

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5758DD

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

Preview Lab → · Contrast checker → · Palette generator →