#3A288B#3A288B

#3A288B is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.6% C 0.155 H 284.0°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#3A288B
RGB	rgb(58, 40, 139)
HSL	hsl(251, 55%, 35%)
HSV	hsv(251, 71%, 55%)
CMYK	cmyk(58.3%, 71.2%, 0%, 45.5%)
CIE-LAB	lab(24.58, 36.28, -52.29)
CIE-LCH	lch(24.58, 63.65, 304.76°)
OKLab	oklab(36.55% 0.0375 -0.1505)
OKLCH	oklch(36.55% 0.155 284)
XYZ	xyz(7.1625, 4.2808, 24.8699)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A288B #798B28

analogous

#28488B #3A288B #6B288B

triadic

#3A288B #8B3A28 #288B3A

tetradic

#3A288B #8B2848 #798B28 #288B6B

square

#3A288B #8B2848 #798B28 #288B6B

split-complementary

#3A288B #8B6B28 #488B28

monochromatic

#120D2C #261A5B #3A288B #4E36BB #725DD0

Accessibility & contrast

On white

11.31

#3A288B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#3A288B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A288B

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A288B	#FFFFFF	#000000	##FFFFFF
##3A288B	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)

#003D8E

Deuteranopia (green-blind)

#003789

Tritanopia (blue-blind)

#104256

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3a288b;
/* rgb */ color: rgb(58, 40, 139);
/* oklch */ color: oklch(36.6% 0.155 284.0);

Tailwind

colors: {
  custom: {
    50: '#7a64ae',
    500: '#3a288b',
    950: '#000000',
  },
}

SCSS

$custom: #3a288b;
$custom-light: #7a64ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3a288b",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 139
  },
  "hsl": {
    "h": 250.909,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36552,
    "c": 0.15508,
    "h": 284
  },
  "luminance": 0.04281
}

Semantic roles & 50–950 ramp

primary

#3A288B

secondary

#A5B659

accent

#DF49C3

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #3A288B

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

Preview Lab → · Contrast checker → · Palette generator →