#5B54EB#5B54EB

#5B54EB is a mid, highly saturated blue. Relative luminance 0.146; OKLCH L 54.5% C 0.220 H 278.3°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#5B54EB
RGB	rgb(91, 84, 235)
HSL	hsl(243, 79%, 63%)
HSV	hsv(243, 64%, 92%)
CMYK	cmyk(61.3%, 64.3%, 0%, 7.8%)
CIE-LAB	lab(45.03, 46.14, -75.41)
CIE-LCH	lch(45.03, 88.40, 301.46°)
OKLab	oklab(54.53% 0.0317 -0.2173)
OKLCH	oklch(54.53% 0.22 278.3)
XYZ	xyz(22.4753, 14.5612, 80.2074)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B54EB #E4EB54

analogous

#5499EB #5B54EB #A654EB

triadic

#5B54EB #EB5B54 #54EB5B

tetradic

#5B54EB #EB5499 #E4EB54 #54EBA6

square

#5B54EB #EB5499 #E4EB54 #54EBA6

split-complementary

#5B54EB #EBA654 #99EB54

monochromatic

#1C15B0 #261DE5 #5B54EB #908BF1 #C4C2F8

Accessibility & contrast

On white

5.37

#5B54EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#5B54EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B54EB

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B54EB	#FFFFFF	#000000	##FFFFFF
##5B54EB	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071F0

Deuteranopia (green-blind)

#0064E8

Tritanopia (blue-blind)

#007B98

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5b54eb;
/* rgb */ color: rgb(91, 84, 235);
/* oklch */ color: oklch(54.5% 0.220 278.3);

Tailwind

colors: {
  custom: {
    50: '#9885f3',
    500: '#5b54eb',
    950: '#000000',
  },
}

SCSS

$custom: #5b54eb;
$custom-light: #9885f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b54eb",
  "rgb": {
    "r": 91,
    "g": 84,
    "b": 235
  },
  "hsl": {
    "h": 242.781,
    "s": 79.058,
    "l": 62.549
  },
  "oklch": {
    "l": 0.54532,
    "c": 0.21955,
    "h": 278.3
  },
  "luminance": 0.14563
}

Semantic roles & 50–950 ramp

primary

#5B54EB

secondary

#E6E9B2

accent

#DB0AD2

background

#FAF8FF

surface

#F4EFFE

border

#CECAD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5B54EB

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

Preview Lab → · Contrast checker → · Palette generator →