#5D57BB#5D57BB

#5D57BB is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.152 H 282.3°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#5D57BB
RGB	rgb(93, 87, 187)
HSL	hsl(244, 42%, 54%)
HSV	hsv(244, 53%, 73%)
CMYK	cmyk(50.3%, 53.5%, 0%, 26.7%)
CIE-LAB	lab(42.35, 29.57, -52.21)
CIE-LCH	lch(42.35, 60.00, 299.53°)
OKLab	oklab(51.5% 0.0326 -0.149)
OKLCH	oklch(51.5% 0.153 282.3)
XYZ	xyz(16.8893, 12.7305, 48.5714)
Luminance	0.1273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D57BB #B5BB57

analogous

#5783BB #5D57BB #8F57BB

triadic

#5D57BB #BB5D57 #57BB5D

tetradic

#5D57BB #BB5783 #B5BB57 #57BB8F

square

#5D57BB #BB5783 #B5BB57 #57BB8F

split-complementary

#5D57BB #BB8F57 #83BB57

monochromatic

#302C6C #433D97 #5D57BB #8783CD #B1AEDE

Accessibility & contrast

On white

5.92

#5D57BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#5D57BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5D57BB

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D57BB	#FFFFFF	#000000	##FFFFFF
##5D57BB	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2167BE

Deuteranopia (green-blind)

#1861B9

Tritanopia (blue-blind)

#396D80

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5d57bb;
/* rgb */ color: rgb(93, 87, 187);
/* oklch */ color: oklch(51.5% 0.152 282.3);

Tailwind

colors: {
  custom: {
    50: '#9186d0',
    500: '#5d57bb',
    950: '#000000',
  },
}

SCSS

$custom: #5d57bb;
$custom-light: #9186d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5d57bb",
  "rgb": {
    "r": 93,
    "g": 87,
    "b": 187
  },
  "hsl": {
    "h": 243.6,
    "s": 42.373,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51495,
    "c": 0.1525,
    "h": 282.3
  },
  "luminance": 0.12731
}

Semantic roles & 50–950 ramp

primary

#5D57BB

secondary

#CACCA2

accent

#D256CB

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5D57BB

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

Preview Lab → · Contrast checker → · Palette generator →