#3A18A0#3A18A0

#3A18A0 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.196 H 282.4°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#3A18A0
RGB	rgb(58, 24, 160)
HSL	hsl(255, 74%, 36%)
HSV	hsv(255, 85%, 63%)
CMYK	cmyk(63.8%, 85%, 0%, 37.3%)
CIE-LAB	lab(23.97, 50.57, -66.24)
CIE-LCH	lch(23.97, 83.34, 307.36°)
OKLab	oklab(36.77% 0.0422 -0.1911)
OKLCH	oklch(36.77% 0.196 282.4)
XYZ	xyz(8.4147, 4.0903, 33.5970)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A18A0 #7EA018

analogous

#183AA0 #3A18A0 #7E18A0

triadic

#3A18A0 #A03A18 #18A03A

tetradic

#3A18A0 #A0183A #7EA018 #18A07E

square

#3A18A0 #A0183A #7EA018 #18A07E

split-complementary

#3A18A0 #A07E18 #3AA018

monochromatic

#130836 #27106B #3A18A0 #4D20D5 #744EE4

Accessibility & contrast

On white

11.55

#3A18A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#3A18A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A18A0

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A18A0	#FFFFFF	#000000	##FFFFFF
##3A18A0	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00349E

Tritanopia (blue-blind)

#00445F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #3a18a0;
/* rgb */ color: rgb(58, 24, 160);
/* oklch */ color: oklch(36.8% 0.196 282.4);

Tailwind

colors: {
  custom: {
    50: '#7f5cbd',
    500: '#3a18a0',
    950: '#000000',
  },
}

SCSS

$custom: #3a18a0;
$custom-light: #7f5cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a18a0",
  "rgb": {
    "r": 58,
    "g": 24,
    "b": 160
  },
  "hsl": {
    "h": 255,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36773,
    "c": 0.19565,
    "h": 282.4
  },
  "luminance": 0.04091
}

Semantic roles & 50–950 ramp

primary

#3A18A0

secondary

#A8C64D

accent

#F137C2

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3A18A0

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

Preview Lab → · Contrast checker → · Palette generator →