#4F18B4#4F18B4

#4F18B4 is a dark, highly saturated violet. Relative luminance 0.056; OKLCH L 41.0% C 0.215 H 288.5°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#4F18B4
RGB	rgb(79, 24, 180)
HSL	hsl(261, 76%, 40%)
HSV	hsv(261, 87%, 71%)
CMYK	cmyk(56.1%, 86.7%, 0%, 29.4%)
CIE-LAB	lab(28.41, 57.93, -70.89)
CIE-LCH	lch(28.41, 91.55, 309.26°)
OKLab	oklab(40.98% 0.0682 -0.204)
OKLCH	oklch(40.98% 0.215 288.5)
XYZ	xyz(11.7869, 5.6102, 43.6330)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F18B4 #7DB418

analogous

#182FB4 #4F18B4 #9D18B4

triadic

#4F18B4 #B44F18 #18B44F

tetradic

#4F18B4 #B4182F #7DB418 #18B49D

square

#4F18B4 #B4182F #7DB418 #18B49D

split-complementary

#4F18B4 #B49D18 #2FB418

monochromatic

#200A48 #37117E #4F18B4 #6927E2 #8F5DE9

Accessibility & contrast

On white

9.90

#4F18B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#4F18B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F18B4

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F18B4	#FFFFFF	#000000	##FFFFFF
##4F18B4	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B8

Deuteranopia (green-blind)

#003FB1

Tritanopia (blue-blind)

#224B6A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4f18b4;
/* rgb */ color: rgb(79, 24, 180);
/* oklch */ color: oklch(41.0% 0.215 288.5);

Tailwind

colors: {
  custom: {
    50: '#8d60cc',
    500: '#4f18b4',
    950: '#000000',
  },
}

SCSS

$custom: #4f18b4;
$custom-light: #8d60cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f18b4",
  "rgb": {
    "r": 79,
    "g": 24,
    "b": 180
  },
  "hsl": {
    "h": 261.154,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.40981,
    "c": 0.21512,
    "h": 288.5
  },
  "luminance": 0.05611
}

Semantic roles & 50–950 ramp

primary

#4F18B4

secondary

#A5CD5B

accent

#F335B0

background

#F9F6FC

surface

#F2EBF9

border

#CCC6D2

text

#0E0514

muted

#7E7A82

Preview Lab

Preview with #4F18B4

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

Preview Lab → · Contrast checker → · Palette generator →