#5B1380#5B1380

#5B1380 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.1% C 0.169 H 310.2°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#5B1380
RGB	rgb(91, 19, 128)
HSL	hsl(280, 74%, 29%)
HSV	hsv(280, 85%, 50%)
CMYK	cmyk(28.9%, 85.2%, 0%, 49.8%)
CIE-LAB	lab(24.48, 48.62, -45.39)
CIE-LCH	lch(24.48, 66.51, 316.97°)
OKLab	oklab(37.11% 0.1089 -0.1289)
OKLCH	oklch(37.11% 0.169 310.2)
XYZ	xyz(8.4428, 4.2486, 20.7932)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.93

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1380 #388013

analogous

#251380 #5B1380 #80136F

triadic

#5B1380 #805B13 #13805B

tetradic

#5B1380 #802513 #388013 #136F80

square

#5B1380 #802513 #388013 #136F80

split-complementary

#5B1380 #6F8013 #138025

monochromatic

#13041B #350B4B #5B1380 #811BB5 #A32DE0

Accessibility & contrast

On white

11.35

#5B1380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#5B1380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1380

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1380	#FFFFFF	#000000	##FFFFFF
##5B1380	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003783

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#56304B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #5b1380;
/* rgb */ color: rgb(91, 19, 128);
/* oklch */ color: oklch(37.1% 0.169 310.2);

Tailwind

colors: {
  custom: {
    50: '#8e5ca6',
    500: '#5b1380',
    950: '#000000',
  },
}

SCSS

$custom: #5b1380;
$custom-light: #8e5ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1380",
  "rgb": {
    "r": 91,
    "g": 19,
    "b": 128
  },
  "hsl": {
    "h": 279.633,
    "s": 74.15,
    "l": 28.824
  },
  "oklch": {
    "l": 0.37113,
    "c": 0.16871,
    "h": 310.2
  },
  "luminance": 0.04248
}

Semantic roles & 50–950 ramp

primary

#5B1380

secondary

#64B539

accent

#F13776

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D040F

muted

#7E797F

Preview Lab

Preview with #5B1380

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

Preview Lab → · Contrast checker → · Palette generator →