#5657D1#5657D1

#5657D1 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.6% C 0.184 H 277.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#5657D1
RGB	rgb(86, 87, 209)
HSL	hsl(240, 57%, 58%)
HSV	hsv(240, 59%, 82%)
CMYK	cmyk(58.9%, 58.4%, 0%, 18%)
CIE-LAB	lab(43.36, 35.23, -63.35)
CIE-LCH	lch(43.36, 72.49, 299.08°)
OKLab	oklab(52.59% 0.0245 -0.182)
OKLCH	oklch(52.59% 0.184 277.7)
XYZ	xyz(18.7509, 13.3969, 61.9070)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5657D1 #D1D056

analogous

#5695D1 #5657D1 #9256D1

triadic

#5657D1 #D15657 #57D156

tetradic

#5657D1 #D15695 #D1D056 #56D192

square

#5657D1 #D15695 #D1D056 #56D192

split-complementary

#5657D1 #D19256 #95D156

monochromatic

#252688 #3233B8 #5657D1 #8687DE #B6B7EB

Accessibility & contrast

On white

5.71

#5657D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#5657D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5657D1

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5657D1	#FFFFFF	#000000	##FFFFFF
##5657D1	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)

#006CD5

Deuteranopia (green-blind)

#0061CF

Tritanopia (blue-blind)

#00748B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5657d1;
/* rgb */ color: rgb(86, 87, 209);
/* oklch */ color: oklch(52.6% 0.184 277.7);

Tailwind

colors: {
  custom: {
    50: '#9186e0',
    500: '#5657d1',
    950: '#000000',
  },
}

SCSS

$custom: #5657d1;
$custom-light: #9186e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5657d1",
  "rgb": {
    "r": 86,
    "g": 87,
    "b": 209
  },
  "hsl": {
    "h": 239.512,
    "s": 57.209,
    "l": 57.843
  },
  "oklch": {
    "l": 0.5259,
    "c": 0.1836,
    "h": 277.7
  },
  "luminance": 0.13398
}

Semantic roles & 50–950 ramp

primary

#5657D1

secondary

#DADAA9

accent

#DF47E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5657D1

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

Preview Lab → · Contrast checker → · Palette generator →