#5A57DD#5A57DD

#5A57DD is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.8% C 0.198 H 278.4°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#5A57DD
RGB	rgb(90, 87, 221)
HSL	hsl(241, 66%, 60%)
HSV	hsv(241, 61%, 87%)
CMYK	cmyk(59.3%, 60.6%, 0%, 13.3%)
CIE-LAB	lab(44.53, 39.78, -68.29)
CIE-LCH	lch(44.53, 79.03, 300.22°)
OKLab	oklab(53.81% 0.0289 -0.1964)
OKLCH	oklch(53.81% 0.198 278.4)
XYZ	xyz(20.6716, 14.2090, 70.0459)
Luminance	0.1421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A57DD #DADD57

analogous

#5797DD #5A57DD #9D57DD

triadic

#5A57DD #DD5A57 #57DD5A

tetradic

#5A57DD #DD5797 #DADD57 #57DD9D

square

#5A57DD #DD5797 #DADD57 #57DD9D

split-complementary

#5A57DD #DD9D57 #97DD57

monochromatic

#221F9A #2D2ACD #5A57DD #8C8AE7 #BEBDF2

Accessibility & contrast

On white

5.47

#5A57DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#5A57DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A57DD

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A57DD	#FFFFFF	#000000	##FFFFFF
##5A57DD	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE1

Deuteranopia (green-blind)

#0064DA

Tritanopia (blue-blind)

#007892

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5a57dd;
/* rgb */ color: rgb(90, 87, 221);
/* oklch */ color: oklch(53.8% 0.198 278.4);

Tailwind

colors: {
  custom: {
    50: '#9587e9',
    500: '#5a57dd',
    950: '#000000',
  },
}

SCSS

$custom: #5a57dd;
$custom-light: #9587e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5a57dd",
  "rgb": {
    "r": 90,
    "g": 87,
    "b": 221
  },
  "hsl": {
    "h": 241.343,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.5381,
    "c": 0.19849,
    "h": 278.4
  },
  "luminance": 0.14211
}

Semantic roles & 50–950 ramp

primary

#5A57DD

secondary

#E0E1AE

accent

#CE17CA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5A57DD

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

Preview Lab → · Contrast checker → · Palette generator →