#5C57BE#5C57BE

#5C57BE is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.6% C 0.157 H 281.6°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#5C57BE
RGB	rgb(92, 87, 190)
HSL	hsl(243, 44%, 54%)
HSV	hsv(243, 54%, 75%)
CMYK	cmyk(51.6%, 54.2%, 0%, 25.5%)
CIE-LAB	lab(42.47, 30.30, -53.77)
CIE-LCH	lch(42.47, 61.72, 299.40°)
OKLab	oklab(51.63% 0.0315 -0.1536)
OKLCH	oklch(51.63% 0.157 281.6)
XYZ	xyz(17.1132, 12.8084, 50.2757)
Luminance	0.1281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C57BE #B9BE57

analogous

#5786BE #5C57BE #9057BE

triadic

#5C57BE #BE5C57 #57BE5C

tetradic

#5C57BE #BE5786 #B9BE57 #57BE90

square

#5C57BE #BE5786 #B9BE57 #57BE90

split-complementary

#5C57BE #BE9057 #86BE57

monochromatic

#2E2B6F #413C9C #5C57BE #8783CF #B2AFE0

Accessibility & contrast

On white

5.90

#5C57BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#5C57BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5C57BE

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C57BE	#FFFFFF	#000000	##FFFFFF
##5C57BE	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B68C2

Deuteranopia (green-blind)

#0D61BC

Tritanopia (blue-blind)

#356E82

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5c57be;
/* rgb */ color: rgb(92, 87, 190);
/* oklch */ color: oklch(51.6% 0.157 281.6);

Tailwind

colors: {
  custom: {
    50: '#9186d2',
    500: '#5c57be',
    950: '#000000',
  },
}

SCSS

$custom: #5c57be;
$custom-light: #9186d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5c57be",
  "rgb": {
    "r": 92,
    "g": 87,
    "b": 190
  },
  "hsl": {
    "h": 242.913,
    "s": 44.206,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51627,
    "c": 0.15679,
    "h": 281.6
  },
  "luminance": 0.12809
}

Semantic roles & 50–950 ramp

primary

#5C57BE

secondary

#CCCEA3

accent

#D454CE

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5C57BE

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

Preview Lab → · Contrast checker → · Palette generator →