#3D18B4#3D18B4

#3D18B4 is a dark, highly saturated violet. Relative luminance 0.049; OKLCH L 39.3% C 0.217 H 280.5°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#3D18B4
RGB	rgb(61, 24, 180)
HSL	hsl(254, 76%, 40%)
HSV	hsv(254, 87%, 71%)
CMYK	cmyk(66.1%, 86.7%, 0%, 29.4%)
CIE-LAB	lab(26.56, 56.35, -74.00)
CIE-LCH	lch(26.56, 93.01, 307.29°)
OKLab	oklab(39.29% 0.0395 -0.2135)
OKLCH	oklch(39.29% 0.217 280.5)
XYZ	xyz(10.4867, 4.9398, 43.5720)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D18B4 #8FB418

analogous

#1841B4 #3D18B4 #8B18B4

triadic

#3D18B4 #B43D18 #18B43D

tetradic

#3D18B4 #B41841 #8FB418 #18B48B

square

#3D18B4 #B41841 #8FB418 #18B48B

split-complementary

#3D18B4 #B48B18 #41B418

monochromatic

#180A48 #2B117E #3D18B4 #5327E2 #7E5DE9

Accessibility & contrast

On white

10.56

#3D18B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#3D18B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D18B4

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D18B4	#FFFFFF	#000000	##FFFFFF
##3D18B4	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B8

Deuteranopia (green-blind)

#0039B1

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3d18b4;
/* rgb */ color: rgb(61, 24, 180);
/* oklch */ color: oklch(39.3% 0.217 280.5);

Tailwind

colors: {
  custom: {
    50: '#845ecc',
    500: '#3d18b4',
    950: '#000000',
  },
}

SCSS

$custom: #3d18b4;
$custom-light: #845ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d18b4",
  "rgb": {
    "r": 61,
    "g": 24,
    "b": 180
  },
  "hsl": {
    "h": 254.231,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.39286,
    "c": 0.21717,
    "h": 280.5
  },
  "luminance": 0.04941
}

Semantic roles & 50–950 ramp

primary

#3D18B4

secondary

#B2CD5B

accent

#F335C6

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0D0514

muted

#7D7982

Preview Lab

Preview with #3D18B4

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

Preview Lab → · Contrast checker → · Palette generator →