#5755BB#5755BB

#5755BB is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.7% C 0.156 H 280.1°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#5755BB
RGB	rgb(87, 85, 187)
HSL	hsl(241, 43%, 53%)
HSV	hsv(241, 55%, 73%)
CMYK	cmyk(53.5%, 54.5%, 0%, 26.7%)
CIE-LAB	lab(41.39, 29.54, -53.78)
CIE-LCH	lch(41.39, 61.36, 298.78°)
OKLab	oklab(50.66% 0.0275 -0.1538)
OKLCH	oklch(50.66% 0.156 280.1)
XYZ	xyz(16.1458, 12.1101, 48.4908)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5755BB #B9BB55

analogous

#5586BB #5755BB #8A55BB

triadic

#5755BB #BB5755 #55BB57

tetradic

#5755BB #BB5586 #B9BB55 #55BB8A

square

#5755BB #BB5586 #B9BB55 #55BB8A

split-complementary

#5755BB #BB8A55 #86BB55

monochromatic

#2C2B6B #3E3C97 #5755BB #8281CC #ADACDE

Accessibility & contrast

On white

6.14

#5755BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#5755BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5755BB

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5755BB	#FFFFFF	#000000	##FFFFFF
##5755BB	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1766BF

Deuteranopia (green-blind)

#005EB9

Tritanopia (blue-blind)

#2B6C80

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5755bb;
/* rgb */ color: rgb(87, 85, 187);
/* oklch */ color: oklch(50.7% 0.156 280.1);

Tailwind

colors: {
  custom: {
    50: '#8e85d0',
    500: '#5755bb',
    950: '#000000',
  },
}

SCSS

$custom: #5755bb;
$custom-light: #8e85d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5755bb",
  "rgb": {
    "r": 87,
    "g": 85,
    "b": 187
  },
  "hsl": {
    "h": 241.176,
    "s": 42.857,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50658,
    "c": 0.15623,
    "h": 280.1
  },
  "luminance": 0.12111
}

Semantic roles & 50–950 ramp

primary

#5755BB

secondary

#CBCCA0

accent

#D355D0

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5755BB

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

Preview Lab → · Contrast checker → · Palette generator →