#3B288E#3B288E

#3B288E is a dark, vivid violet. Relative luminance 0.044; OKLCH L 36.9% C 0.159 H 284.0°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#3B288E
RGB	rgb(59, 40, 142)
HSL	hsl(251, 56%, 36%)
HSV	hsv(251, 72%, 56%)
CMYK	cmyk(58.5%, 71.8%, 0%, 44.3%)
CIE-LAB	lab(24.95, 37.40, -53.54)
CIE-LCH	lch(24.95, 65.31, 304.94°)
OKLab	oklab(36.93% 0.0384 -0.1541)
OKLCH	oklch(36.93% 0.159 284)
XYZ	xyz(7.4434, 4.3999, 26.0430)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B288E #7B8E28

analogous

#28488E #3B288E #6E288E

triadic

#3B288E #8E3B28 #288E3B

tetradic

#3B288E #8E2848 #7B8E28 #288E6E

square

#3B288E #8E2848 #7B8E28 #288E6E

split-complementary

#3B288E #8E6E28 #488E28

monochromatic

#130D2F #271B5E #3B288E #4F35BE #745FD2

Accessibility & contrast

On white

11.17

#3B288E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#3B288E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B288E

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B288E	#FFFFFF	#000000	##FFFFFF
##3B288E	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00388C

Tritanopia (blue-blind)

#0F4358

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3b288e;
/* rgb */ color: rgb(59, 40, 142);
/* oklch */ color: oklch(36.9% 0.159 284.0);

Tailwind

colors: {
  custom: {
    50: '#7b64b0',
    500: '#3b288e',
    950: '#000000',
  },
}

SCSS

$custom: #3b288e;
$custom-light: #7b64b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b288e",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 142
  },
  "hsl": {
    "h": 251.176,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.36927,
    "c": 0.15882,
    "h": 284
  },
  "luminance": 0.044
}

Semantic roles & 50–950 ramp

primary

#3B288E

secondary

#A6B75B

accent

#DF48C3

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #3B288E

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

Preview Lab → · Contrast checker → · Palette generator →