#5F378B#5F378B

#5F378B is a dark, vivid violet. Relative luminance 0.070; OKLCH L 42.8% C 0.136 H 303.0°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#5F378B
RGB	rgb(95, 55, 139)
HSL	hsl(269, 43%, 38%)
HSV	hsv(269, 60%, 55%)
CMYK	cmyk(31.7%, 60.4%, 0%, 45.5%)
CIE-LAB	lab(31.87, 35.41, -40.27)
CIE-LCH	lch(31.87, 53.63, 311.32°)
OKLab	oklab(42.78% 0.0741 -0.1139)
OKLCH	oklch(42.78% 0.136 303)
XYZ	xyz(10.7446, 7.0294, 25.2118)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F378B #638B37

analogous

#37398B #5F378B #89378B

triadic

#5F378B #8B5F37 #378B5F

tetradic

#5F378B #8B3739 #638B37 #378B89

square

#5F378B #8B3739 #638B37 #378B89

split-complementary

#5F378B #8B8937 #398B37

monochromatic

#231433 #41265F #5F378B #7D48B7 #9C74C8

Accessibility & contrast

On white

8.73

#5F378B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#5F378B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5F378B

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F378B	#FFFFFF	#000000	##FFFFFF
##5F378B	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F4A8E

Deuteranopia (green-blind)

#224B89

Tritanopia (blue-blind)

#57485B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #5f378b;
/* rgb */ color: rgb(95, 55, 139);
/* oklch */ color: oklch(42.8% 0.136 303.0);

Tailwind

colors: {
  custom: {
    50: '#8f70ad',
    500: '#5f378b',
    950: '#000000',
  },
}

SCSS

$custom: #5f378b;
$custom-light: #8f70ad;
$custom-dark: #000000;

JSON

{
  "hex": "#5f378b",
  "rgb": {
    "r": 95,
    "g": 55,
    "b": 139
  },
  "hsl": {
    "h": 268.571,
    "s": 43.299,
    "l": 38.039
  },
  "oklch": {
    "l": 0.42778,
    "c": 0.13591,
    "h": 303
  },
  "luminance": 0.07029
}

Semantic roles & 50–950 ramp

primary

#5F378B

secondary

#91B16D

accent

#D35597

background

#F9F6FA

surface

#F1ECF4

border

#CBC7CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #5F378B

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

Preview Lab → · Contrast checker → · Palette generator →