#3B288A#3B288A

#3B288A is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.5% C 0.154 H 284.7°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#3B288A
RGB	rgb(59, 40, 138)
HSL	hsl(252, 55%, 35%)
HSV	hsv(252, 71%, 54%)
CMYK	cmyk(57.2%, 71%, 0%, 45.9%)
CIE-LAB	lab(24.58, 36.13, -51.66)
CIE-LCH	lch(24.58, 63.04, 304.97°)
OKLab	oklab(36.55% 0.0391 -0.1486)
OKLCH	oklch(36.55% 0.154 284.7)
XYZ	xyz(7.1485, 4.2820, 24.4896)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B288A #778A28

analogous

#28468A #3B288A #6C288A

triadic

#3B288A #8A3B28 #288A3B

tetradic

#3B288A #8A2846 #778A28 #288A6C

square

#3B288A #8A2846 #778A28 #288A6C

split-complementary

#3B288A #8A6C28 #468A28

monochromatic

#120C2B #271A5B #3B288A #4F36B9 #735DD0

Accessibility & contrast

On white

11.31

#3B288A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#3B288A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B288A

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B288A	#FFFFFF	#000000	##FFFFFF
##3B288A	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8D

Deuteranopia (green-blind)

#003788

Tritanopia (blue-blind)

#164256

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3b288a;
/* rgb */ color: rgb(59, 40, 138);
/* oklch */ color: oklch(36.5% 0.154 284.7);

Tailwind

colors: {
  custom: {
    50: '#7a64ad',
    500: '#3b288a',
    950: '#000000',
  },
}

SCSS

$custom: #3b288a;
$custom-light: #7a64ad;
$custom-dark: #000000;

JSON

{
  "hex": "#3b288a",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 138
  },
  "hsl": {
    "h": 251.633,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.3655,
    "c": 0.15366,
    "h": 284.7
  },
  "luminance": 0.04282
}

Semantic roles & 50–950 ramp

primary

#3B288A

secondary

#A3B559

accent

#DE49C2

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #3B288A

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

Preview Lab → · Contrast checker → · Palette generator →