#5B437C#5B437C

#5B437C is a dark, moderate violet. Relative luminance 0.077; OKLCH L 43.5% C 0.095 H 302.0°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#5B437C
RGB	rgb(91, 67, 124)
HSL	hsl(265, 30%, 37%)
HSV	hsv(265, 46%, 49%)
CMYK	cmyk(26.6%, 46%, 0%, 51.4%)
CIE-LAB	lab(33.34, 23.06, -28.67)
CIE-LCH	lch(33.34, 36.80, 308.81°)
OKLab	oklab(43.47% 0.0502 -0.0802)
OKLCH	oklch(43.47% 0.095 302)
XYZ	xyz(9.9588, 7.6937, 20.0252)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B437C #647C43

analogous

#43487C #5B437C #77437C

triadic

#5B437C #7C5B43 #437C5B

tetradic

#5B437C #7C4348 #647C43 #437C77

square

#5B437C #7C4348 #647C43 #437C77

split-complementary

#5B437C #7C7743 #487C43

monochromatic

#21182D #3E2E54 #5B437C #7858A4 #987FBA

Accessibility & contrast

On white

8.27

#5B437C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#5B437C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B437C

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B437C	#FFFFFF	#000000	##FFFFFF
##5B437C	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#344E7E

Deuteranopia (green-blind)

#394E7B

Tritanopia (blue-blind)

#554D59

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #5b437c;
/* rgb */ color: rgb(91, 67, 124);
/* oklch */ color: oklch(43.5% 0.095 302.0);

Tailwind

colors: {
  custom: {
    50: '#8b77a2',
    500: '#5b437c',
    950: '#000000',
  },
}

SCSS

$custom: #5b437c;
$custom-light: #8b77a2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b437c",
  "rgb": {
    "r": 91,
    "g": 67,
    "b": 124
  },
  "hsl": {
    "h": 265.263,
    "s": 29.843,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43466,
    "c": 0.09458,
    "h": 302
  },
  "luminance": 0.07694
}

Semantic roles & 50–950 ramp

primary

#5B437C

secondary

#91A576

accent

#C6629C

background

#F8F7FA

surface

#F0EDF3

border

#CBC8CD

text

#0C090F

muted

#7D7B7F

Preview Lab

Preview with #5B437C

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

Preview Lab → · Contrast checker → · Palette generator →