#5B378E#5B378E

#5B378E is a dark, vivid violet. Relative luminance 0.069; OKLCH L 42.5% C 0.139 H 299.5°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#5B378E
RGB	rgb(91, 55, 142)
HSL	hsl(265, 44%, 39%)
HSV	hsv(265, 61%, 56%)
CMYK	cmyk(35.9%, 61.3%, 0%, 44.3%)
CIE-LAB	lab(31.60, 35.21, -42.59)
CIE-LCH	lch(31.60, 55.26, 309.59°)
OKLab	oklab(42.54% 0.0685 -0.1208)
OKLCH	oklch(42.54% 0.139 299.5)
XYZ	xyz(10.5619, 6.9094, 26.3631)
Luminance	0.0691 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B378E #6A8E37

analogous

#373E8E #5B378E #86378E

triadic

#5B378E #8E5B37 #378E5B

tetradic

#5B378E #8E373E #6A8E37 #378E86

square

#5B378E #8E373E #6A8E37 #378E86

split-complementary

#5B378E #8E8637 #3E8E37

monochromatic

#221536 #3F2662 #5B378E #7849B9 #9876CA

Accessibility & contrast

On white

8.82

#5B378E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#5B378E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B378E

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B378E	#FFFFFF	#000000	##FFFFFF
##5B378E	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#024A91

Deuteranopia (green-blind)

#194A8C

Tritanopia (blue-blind)

#50495D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #5b378e;
/* rgb */ color: rgb(91, 55, 142);
/* oklch */ color: oklch(42.5% 0.139 299.5);

Tailwind

colors: {
  custom: {
    50: '#8d6fb0',
    500: '#5b378e',
    950: '#000000',
  },
}

SCSS

$custom: #5b378e;
$custom-light: #8d6fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b378e",
  "rgb": {
    "r": 91,
    "g": 55,
    "b": 142
  },
  "hsl": {
    "h": 264.828,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.42536,
    "c": 0.13889,
    "h": 299.5
  },
  "luminance": 0.0691
}

Semantic roles & 50–950 ramp

primary

#5B378E

secondary

#96B36E

accent

#D4549F

background

#F8F6FA

surface

#F0ECF5

border

#CBC7CF

text

#0C0710

muted

#7D7A7F

Preview Lab

Preview with #5B378E

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

Preview Lab → · Contrast checker → · Palette generator →