#3A1B68#3A1B68

#3A1B68 is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.4% C 0.127 H 296.9°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#3A1B68
RGB	rgb(58, 27, 104)
HSL	hsl(264, 59%, 26%)
HSV	hsv(264, 74%, 41%)
CMYK	cmyk(44.2%, 74%, 0%, 59.2%)
CIE-LAB	lab(18.73, 32.99, -39.53)
CIE-LCH	lch(18.73, 51.49, 309.85°)
OKLab	oklab(31.4% 0.0572 -0.113)
OKLCH	oklch(31.4% 0.127 296.9)
XYZ	xyz(4.6349, 2.6828, 13.3677)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1B68 #49681B

analogous

#1B2268 #3A1B68 #601B68

triadic

#3A1B68 #683A1B #1B683A

tetradic

#3A1B68 #681B22 #49681B #1B6860

square

#3A1B68 #681B22 #49681B #1B6860

split-complementary

#3A1B68 #68601B #22681B

monochromatic

#0E0618 #1F0E37 #3A1B68 #552899 #7034C9

Accessibility & contrast

On white

13.67

#3A1B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#3A1B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1B68

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1B68	#FFFFFF	#000000	##FFFFFF
##3A1B68	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6A

Deuteranopia (green-blind)

#002D66

Tritanopia (blue-blind)

#2E2E3F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #3a1b68;
/* rgb */ color: rgb(58, 27, 104);
/* oklch */ color: oklch(31.4% 0.127 296.9);

Tailwind

colors: {
  custom: {
    50: '#755a94',
    500: '#3a1b68',
    950: '#000000',
  },
}

SCSS

$custom: #3a1b68;
$custom-light: #755a94;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1b68",
  "rgb": {
    "r": 58,
    "g": 27,
    "b": 104
  },
  "hsl": {
    "h": 264.156,
    "s": 58.779,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31395,
    "c": 0.12663,
    "h": 296.9
  },
  "luminance": 0.02683
}

Semantic roles & 50–950 ramp

primary

#3A1B68

secondary

#789D42

accent

#E246A3

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#09040D

muted

#7B797E

Preview Lab

Preview with #3A1B68

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

Preview Lab → · Contrast checker → · Palette generator →