#5A57CD#5A57CD

#5A57CD is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.6% C 0.177 H 279.5°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#5A57CD
RGB	rgb(90, 87, 205)
HSL	hsl(242, 54%, 57%)
HSV	hsv(242, 58%, 80%)
CMYK	cmyk(56.1%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(43.35, 34.66, -61.04)
CIE-LCH	lch(43.35, 70.19, 299.59°)
OKLab	oklab(52.57% 0.0293 -0.175)
OKLCH	oklch(52.57% 0.177 279.5)
XYZ	xyz(18.6406, 13.3966, 59.3493)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A57CD #CACD57

analogous

#578FCD #5A57CD #9557CD

triadic

#5A57CD #CD5A57 #57CD5A

tetradic

#5A57CD #CD578F #CACD57 #57CD95

square

#5A57CD #CD578F #CACD57 #57CD95

split-complementary

#5A57CD #CD9557 #8FCD57

monochromatic

#292783 #3835B2 #5A57CD #8886DB #B7B5E9

Accessibility & contrast

On white

5.71

#5A57CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#5A57CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A57CD

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A57CD	#FFFFFF	#000000	##FFFFFF
##5A57CD	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#0062CB

Tritanopia (blue-blind)

#1C7389

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5a57cd;
/* rgb */ color: rgb(90, 87, 205);
/* oklch */ color: oklch(52.6% 0.177 279.5);

Tailwind

colors: {
  custom: {
    50: '#9286dd',
    500: '#5a57cd',
    950: '#000000',
  },
}

SCSS

$custom: #5a57cd;
$custom-light: #9286dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5a57cd",
  "rgb": {
    "r": 90,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 241.525,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52572,
    "c": 0.17749,
    "h": 279.5
  },
  "luminance": 0.13398
}

Semantic roles & 50–950 ramp

primary

#5A57CD

secondary

#D7D8A8

accent

#DD4ADA

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5A57CD

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

Preview Lab → · Contrast checker → · Palette generator →