#5C57DB#5C57DB

#5C57DB is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.8% C 0.196 H 279.2°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#5C57DB
RGB	rgb(92, 87, 219)
HSL	hsl(242, 65%, 60%)
HSV	hsv(242, 60%, 86%)
CMYK	cmyk(58%, 60.3%, 0%, 14.1%)
CIE-LAB	lab(44.53, 39.48, -67.15)
CIE-LCH	lch(44.53, 77.90, 300.45°)
OKLab	oklab(53.8% 0.0314 -0.193)
OKLCH	oklch(53.8% 0.196 279.2)
XYZ	xyz(20.6040, 14.2047, 68.6601)
Luminance	0.1421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C57DB #D6DB57

analogous

#5794DB #5C57DB #9E57DB

triadic

#5C57DB #DB5C57 #57DB5C

tetradic

#5C57DB #DB5794 #D6DB57 #57DB9E

square

#5C57DB #DB5794 #D6DB57 #57DB9E

split-complementary

#5C57DB #DB9E57 #94DB57

monochromatic

#252097 #312BCA #5C57DB #8D89E6 #BEBCF1

Accessibility & contrast

On white

5.47

#5C57DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#5C57DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5C57DB

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C57DB	#FFFFFF	#000000	##FFFFFF
##5C57DB	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDF

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#017791

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5c57db;
/* rgb */ color: rgb(92, 87, 219);
/* oklch */ color: oklch(53.8% 0.196 279.2);

Tailwind

colors: {
  custom: {
    50: '#9687e7',
    500: '#5c57db',
    950: '#000000',
  },
}

SCSS

$custom: #5c57db;
$custom-light: #9687e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5c57db",
  "rgb": {
    "r": 92,
    "g": 87,
    "b": 219
  },
  "hsl": {
    "h": 242.273,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.53795,
    "c": 0.19551,
    "h": 279.2
  },
  "luminance": 0.14206
}

Semantic roles & 50–950 ramp

primary

#5C57DB

secondary

#DEE0AD

accent

#E840E1

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5C57DB

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

Preview Lab → · Contrast checker → · Palette generator →