#5857CC#5857CC

#5857CC is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.4% C 0.177 H 278.8°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#5857CC
RGB	rgb(88, 87, 204)
HSL	hsl(241, 53%, 57%)
HSV	hsv(241, 57%, 80%)
CMYK	cmyk(56.9%, 57.4%, 0%, 20%)
CIE-LAB	lab(43.14, 33.97, -60.82)
CIE-LCH	lch(43.14, 69.66, 299.18°)
OKLab	oklab(52.35% 0.0269 -0.1745)
OKLCH	oklch(52.35% 0.177 278.8)
XYZ	xyz(18.3283, 13.2495, 58.7066)
Luminance	0.1325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5857CC #CBCC57

analogous

#5791CC #5857CC #9357CC

triadic

#5857CC #CC5857 #57CC58

tetradic

#5857CC #CC5791 #CBCC57 #57CC93

square

#5857CC #CC5791 #CBCC57 #57CC93

split-complementary

#5857CC #CC9357 #91CC57

monochromatic

#282781 #3736B0 #5857CC #8786DA #B5B5E9

Accessibility & contrast

On white

5.75

#5857CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#5857CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5857CC

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5857CC	#FFFFFF	#000000	##FFFFFF
##5857CC	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD0

Deuteranopia (green-blind)

#0061CA

Tritanopia (blue-blind)

#157389

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5857cc;
/* rgb */ color: rgb(88, 87, 204);
/* oklch */ color: oklch(52.4% 0.177 278.8);

Tailwind

colors: {
  custom: {
    50: '#9186dc',
    500: '#5857cc',
    950: '#000000',
  },
}

SCSS

$custom: #5857cc;
$custom-light: #9186dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5857cc",
  "rgb": {
    "r": 88,
    "g": 87,
    "b": 204
  },
  "hsl": {
    "h": 240.513,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52351,
    "c": 0.17653,
    "h": 278.8
  },
  "luminance": 0.13251
}

Semantic roles & 50–950 ramp

primary

#5857CC

secondary

#D7D7A8

accent

#DD4BDC

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5857CC

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

Preview Lab → · Contrast checker → · Palette generator →