#5C57BF#5C57BF

#5C57BF is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.7% C 0.158 H 281.5°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#5C57BF
RGB	rgb(92, 87, 191)
HSL	hsl(243, 45%, 55%)
HSV	hsv(243, 54%, 75%)
CMYK	cmyk(51.8%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(42.54, 30.61, -54.24)
CIE-LCH	lch(42.54, 62.28, 299.44°)
OKLab	oklab(51.7% 0.0315 -0.155)
OKLCH	oklch(51.7% 0.158 281.5)
XYZ	xyz(17.2229, 12.8523, 50.8533)
Luminance	0.1285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C57BF #BABF57

analogous

#5786BF #5C57BF #9057BF

triadic

#5C57BF #BF5C57 #57BF5C

tetradic

#5C57BF #BF5786 #BABF57 #57BF90

square

#5C57BF #BF5786 #BABF57 #57BF90

split-complementary

#5C57BF #BF9057 #86BF57

monochromatic

#2E2B71 #403C9D #5C57BF #8783D0 #B2B0E1

Accessibility & contrast

On white

5.88

#5C57BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#5C57BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5C57BF

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C57BF	#FFFFFF	#000000	##FFFFFF
##5C57BF	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1968C3

Deuteranopia (green-blind)

#0861BD

Tritanopia (blue-blind)

#346E82

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5c57bf;
/* rgb */ color: rgb(92, 87, 191);
/* oklch */ color: oklch(51.7% 0.158 281.5);

Tailwind

colors: {
  custom: {
    50: '#9186d3',
    500: '#5c57bf',
    950: '#000000',
  },
}

SCSS

$custom: #5c57bf;
$custom-light: #9186d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5c57bf",
  "rgb": {
    "r": 92,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 242.885,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.51698,
    "c": 0.15817,
    "h": 281.5
  },
  "luminance": 0.12853
}

Semantic roles & 50–950 ramp

primary

#5C57BF

secondary

#CDCFA3

accent

#D553CE

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5C57BF

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

Preview Lab → · Contrast checker → · Palette generator →