#5C57CA#5C57CA

#5C57CA is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.5% C 0.173 H 280.6°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#5C57CA
RGB	rgb(92, 87, 202)
HSL	hsl(243, 52%, 57%)
HSV	hsv(243, 57%, 79%)
CMYK	cmyk(54.5%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(43.29, 34.08, -59.40)
CIE-LCH	lch(43.29, 68.49, 299.85°)
OKLab	oklab(52.5% 0.0317 -0.1702)
OKLCH	oklch(52.5% 0.173 280.6)
XYZ	xyz(18.4792, 13.3548, 57.4697)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C57CA #C5CA57

analogous

#578CCA #5C57CA #9657CA

triadic

#5C57CA #CA5C57 #57CA5C

tetradic

#5C57CA #CA578C #C5CA57 #57CA96

square

#5C57CA #CA578C #C5CA57 #57CA96

split-complementary

#5C57CA #CA9657 #8CCA57

monochromatic

#2C287F #3C37AD #5C57CA #8986D9 #B6B4E7

Accessibility & contrast

On white

5.72

#5C57CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#5C57CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5C57CA

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C57CA	#FFFFFF	#000000	##FFFFFF
##5C57CA	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCE

Deuteranopia (green-blind)

#0062C8

Tritanopia (blue-blind)

#287288

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5c57ca;
/* rgb */ color: rgb(92, 87, 202);
/* oklch */ color: oklch(52.5% 0.173 280.6);

Tailwind

colors: {
  custom: {
    50: '#9386db',
    500: '#5c57ca',
    950: '#000000',
  },
}

SCSS

$custom: #5c57ca;
$custom-light: #9386db;
$custom-dark: #000000;

JSON

{
  "hex": "#5c57ca",
  "rgb": {
    "r": 92,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 242.609,
    "s": 52.036,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52497,
    "c": 0.17311,
    "h": 280.6
  },
  "luminance": 0.13356
}

Semantic roles & 50–950 ramp

primary

#5C57CA

secondary

#D4D6A7

accent

#DB4CD5

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5C57CA

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

Preview Lab → · Contrast checker → · Palette generator →