#5755CB#5755CB

#5755CB is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.8% C 0.178 H 279.0°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5755CB
RGB	rgb(87, 85, 203)
HSL	hsl(241, 53%, 56%)
HSV	hsv(241, 58%, 80%)
CMYK	cmyk(57.1%, 58.1%, 0%, 20.4%)
CIE-LAB	lab(42.51, 34.69, -61.26)
CIE-LCH	lch(42.51, 70.40, 299.52°)
OKLab	oklab(51.85% 0.0277 -0.1758)
OKLCH	oklch(51.85% 0.178 279)
XYZ	xyz(17.9551, 12.8338, 58.0194)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5755CB #C9CB55

analogous

#558ECB #5755CB #9255CB

triadic

#5755CB #CB5755 #55CB57

tetradic

#5755CB #CB558E #C9CB55 #55CB92

square

#5755CB #CB558E #C9CB55 #55CB92

split-complementary

#5755CB #CB9255 #8ECB55

monochromatic

#28277F #3735AE #5755CB #8584D9 #B4B3E8

Accessibility & contrast

On white

5.89

#5755CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#5755CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5755CB

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5755CB	#FFFFFF	#000000	##FFFFFF
##5755CB	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CF

Deuteranopia (green-blind)

#0060C9

Tritanopia (blue-blind)

#127188

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5755cb;
/* rgb */ color: rgb(87, 85, 203);
/* oklch */ color: oklch(51.8% 0.178 279.0);

Tailwind

colors: {
  custom: {
    50: '#9185dc',
    500: '#5755cb',
    950: '#000000',
  },
}

SCSS

$custom: #5755cb;
$custom-light: #9185dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5755cb",
  "rgb": {
    "r": 87,
    "g": 85,
    "b": 203
  },
  "hsl": {
    "h": 241.017,
    "s": 53.153,
    "l": 56.471
  },
  "oklch": {
    "l": 0.51846,
    "c": 0.17797,
    "h": 279
  },
  "luminance": 0.12835
}

Semantic roles & 50–950 ramp

primary

#5755CB

secondary

#D5D6A6

accent

#DD4BDA

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5755CB

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

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