#5B73EE#5B73EE

#5B73EE is a mid, vivid blue. Relative luminance 0.207; OKLCH L 60.2% C 0.186 H 271.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#5B73EE
RGB	rgb(91, 115, 238)
HSL	hsl(230, 81%, 65%)
HSV	hsv(230, 62%, 93%)
CMYK	cmyk(61.8%, 51.7%, 0%, 6.7%)
CIE-LAB	lab(52.57, 28.48, -64.84)
CIE-LCH	lch(52.57, 70.81, 293.71°)
OKLab	oklab(60.19% 0.0046 -0.1859)
OKLCH	oklch(60.19% 0.186 271.4)
XYZ	xyz(25.8726, 20.6565, 83.4960)
Luminance	0.2066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B73EE #EED65B

analogous

#5BBDEE #5B73EE #8D5BEE

triadic

#5B73EE #EE5B73 #73EE5B

tetradic

#5B73EE #EE5BBD #EED65B #5BEE8D

square

#5B73EE #EE5BBD #EED65B #5BEE8D

split-complementary

#5B73EE #EE8D5B #BDEE5B

monochromatic

#132FBB #2444E8 #5B73EE #92A2F4 #CAD2F9

Accessibility & contrast

On white

4.09

#5B73EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#5B73EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B73EE

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B73EE	#FFFFFF	#000000	##000000
##5B73EE	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2884F2

Deuteranopia (green-blind)

#0077EB

Tritanopia (blue-blind)

#0090A6

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5b73ee;
/* rgb */ color: rgb(91, 115, 238);
/* oklch */ color: oklch(60.2% 0.186 271.4);

Tailwind

colors: {
  custom: {
    50: '#979bf4',
    500: '#5b73ee',
    950: '#000000',
  },
}

SCSS

$custom: #5b73ee;
$custom-light: #979bf4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b73ee",
  "rgb": {
    "r": 91,
    "g": 115,
    "b": 238
  },
  "hsl": {
    "h": 230.204,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.60192,
    "c": 0.18599,
    "h": 271.4
  },
  "luminance": 0.20659
}

Semantic roles & 50–950 ramp

primary

#5B73EE

secondary

#ECE3B9

accent

#BB08DE

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5B73EE

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

Preview Lab → · Contrast checker → · Palette generator →