#5B83CA#5B83CA

#5B83CA is a mid, moderate blue. Relative luminance 0.227; OKLCH L 61.2% C 0.117 H 261.2°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#5B83CA
RGB	rgb(91, 131, 202)
HSL	hsl(218, 51%, 57%)
HSV	hsv(218, 55%, 79%)
CMYK	cmyk(55%, 35.1%, 0%, 20.8%)
CIE-LAB	lab(54.78, 6.88, -41.05)
CIE-LCH	lch(54.78, 41.62, 279.51°)
OKLab	oklab(61.22% -0.0179 -0.116)
OKLCH	oklch(61.22% 0.117 261.2)
XYZ	xyz(23.0877, 22.7192, 59.0343)
Luminance	0.2272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83CA #CAA25B

analogous

#5BBBCA #5B83CA #6A5BCA

triadic

#5B83CA #CA5B83 #83CA5B

tetradic

#5B83CA #CA5BBB #CAA25B #5BCA6A

square

#5B83CA #CA5BBB #CAA25B #5BCA6A

split-complementary

#5B83CA #CA6A5B #BBCA5B

monochromatic

#2A4981 #3963AF #5B83CA #89A6D9 #B8C9E8

Accessibility & contrast

On white

3.79

#5B83CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#5B83CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83CA

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83CA	#FFFFFF	#000000	##000000
##5B83CA	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6689CD

Deuteranopia (green-blind)

#597EC8

Tritanopia (blue-blind)

#17939D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5b83ca;
/* rgb */ color: rgb(91, 131, 202);
/* oklch */ color: oklch(61.2% 0.117 261.2);

Tailwind

colors: {
  custom: {
    50: '#91a6da',
    500: '#5b83ca',
    950: '#000000',
  },
}

SCSS

$custom: #5b83ca;
$custom-light: #91a6da;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83ca",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 202
  },
  "hsl": {
    "h": 218.378,
    "s": 51.152,
    "l": 57.451
  },
  "oklch": {
    "l": 0.61224,
    "c": 0.11734,
    "h": 261.2
  },
  "luminance": 0.22721
}

Semantic roles & 50–950 ramp

primary

#5B83CA

secondary

#D7C7AA

accent

#A84DDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5B83CA

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

Preview Lab → · Contrast checker → · Palette generator →