#5753CB#5753CB

#5753CB is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.5% C 0.181 H 279.4°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#5753CB
RGB	rgb(87, 83, 203)
HSL	hsl(242, 54%, 56%)
HSV	hsv(242, 59%, 80%)
CMYK	cmyk(57.1%, 59.1%, 0%, 20.4%)
CIE-LAB	lab(42.04, 35.91, -62.03)
CIE-LCH	lch(42.04, 71.68, 300.06°)
OKLab	oklab(51.5% 0.0296 -0.1781)
OKLCH	oklch(51.5% 0.181 279.4)
XYZ	xyz(17.7998, 12.5233, 57.9676)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5753CB #C7CB53

analogous

#538BCB #5753CB #9353CB

triadic

#5753CB #CB5753 #53CB57

tetradic

#5753CB #CB538B #C7CB53 #53CB93

square

#5753CB #CB538B #C7CB53 #53CB93

split-complementary

#5753CB #CB9353 #8BCB53

monochromatic

#29267E #3834AD #5753CB #8582D9 #B3B1E7

Accessibility & contrast

On white

5.99

#5753CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5753CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5753CB

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5753CB	#FFFFFF	#000000	##FFFFFF
##5753CB	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#127087

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5753cb;
/* rgb */ color: rgb(87, 83, 203);
/* oklch */ color: oklch(51.5% 0.181 279.4);

Tailwind

colors: {
  custom: {
    50: '#9183dc',
    500: '#5753cb',
    950: '#000000',
  },
}

SCSS

$custom: #5753cb;
$custom-light: #9183dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5753cb",
  "rgb": {
    "r": 87,
    "g": 83,
    "b": 203
  },
  "hsl": {
    "h": 242,
    "s": 53.571,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51495,
    "c": 0.18054,
    "h": 279.4
  },
  "luminance": 0.12525
}

Semantic roles & 50–950 ramp

primary

#5753CB

secondary

#D4D6A4

accent

#DD4BD8

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5753CB

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

Preview Lab → · Contrast checker → · Palette generator →