#5E57BB#5E57BB

#5E57BB is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.6% C 0.152 H 282.8°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#5E57BB
RGB	rgb(94, 87, 187)
HSL	hsl(244, 42%, 54%)
HSV	hsv(244, 53%, 73%)
CMYK	cmyk(49.7%, 53.5%, 0%, 26.7%)
CIE-LAB	lab(42.43, 29.79, -52.07)
CIE-LCH	lch(42.43, 59.99, 299.77°)
OKLab	oklab(51.58% 0.0338 -0.1486)
OKLCH	oklch(51.58% 0.152 282.8)
XYZ	xyz(16.9912, 12.7830, 48.5761)
Luminance	0.1278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5E57BB #B4BB57

analogous

#5782BB #5E57BB #9057BB

triadic

#5E57BB #BB5E57 #57BB5E

tetradic

#5E57BB #BB5782 #B4BB57 #57BB90

square

#5E57BB #BB5782 #B4BB57 #57BB90

split-complementary

#5E57BB #BB9057 #82BB57

monochromatic

#302C6C #443D97 #5E57BB #8883CD #B1AEDE

Accessibility & contrast

On white

5.90

#5E57BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#5E57BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5E57BB

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5E57BB	#FFFFFF	#000000	##FFFFFF
##5E57BB	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)

#2168BE

Deuteranopia (green-blind)

#1961B9

Tritanopia (blue-blind)

#3B6D80

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5e57bb;
/* rgb */ color: rgb(94, 87, 187);
/* oklch */ color: oklch(51.6% 0.152 282.8);

Tailwind

colors: {
  custom: {
    50: '#9286d0',
    500: '#5e57bb',
    950: '#000000',
  },
}

SCSS

$custom: #5e57bb;
$custom-light: #9286d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5e57bb",
  "rgb": {
    "r": 94,
    "g": 87,
    "b": 187
  },
  "hsl": {
    "h": 244.2,
    "s": 42.373,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51575,
    "c": 0.15235,
    "h": 282.8
  },
  "luminance": 0.12784
}

Semantic roles & 50–950 ramp

primary

#5E57BB

secondary

#C9CCA2

accent

#D256C9

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5E57BB

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

Preview Lab → · Contrast checker → · Palette generator →