#3B1771#3B1771

#3B1771 is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.8% C 0.143 H 295.2°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#3B1771
RGB	rgb(59, 23, 113)
HSL	hsl(264, 66%, 27%)
HSV	hsv(264, 80%, 44%)
CMYK	cmyk(47.8%, 79.6%, 0%, 55.7%)
CIE-LAB	lab(18.95, 37.82, -45.02)
CIE-LCH	lch(18.95, 58.80, 310.04°)
OKLab	oklab(31.84% 0.0606 -0.129)
OKLCH	oklch(31.84% 0.143 295.2)
XYZ	xyz(5.0899, 2.7347, 15.8793)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo (survey)

#380282

ΔE00 4.27

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1771 #4D7117

analogous

#172071 #3B1771 #681771

triadic

#3B1771 #713B17 #17713B

tetradic

#3B1771 #711720 #4D7117 #177168

square

#3B1771 #711720 #4D7117 #177168

split-complementary

#3B1771 #716817 #207117

monochromatic

#0D0519 #200D3E #3B1771 #5621A4 #712ED4

Accessibility & contrast

On white

13.57

#3B1771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#3B1771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1771

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1771	#FFFFFF	#000000	##FFFFFF
##3B1771	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F74

Deuteranopia (green-blind)

#002D6F

Tritanopia (blue-blind)

#2C2F43

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #3b1771;
/* rgb */ color: rgb(59, 23, 113);
/* oklch */ color: oklch(31.8% 0.143 295.2);

Tailwind

colors: {
  custom: {
    50: '#77589b',
    500: '#3b1771',
    950: '#000000',
  },
}

SCSS

$custom: #3b1771;
$custom-light: #77589b;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1771",
  "rgb": {
    "r": 59,
    "g": 23,
    "b": 113
  },
  "hsl": {
    "h": 264,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.31837,
    "c": 0.14253,
    "h": 295.2
  },
  "luminance": 0.02735
}

Semantic roles & 50–950 ramp

primary

#3B1771

secondary

#7CA73D

accent

#E93FA5

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #3B1771

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

Preview Lab → · Contrast checker → · Palette generator →