#4B187F#4B187F

#4B187F is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.3% C 0.159 H 300.6°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#4B187F
RGB	rgb(75, 24, 127)
HSL	hsl(270, 68%, 30%)
HSV	hsv(270, 81%, 50%)
CMYK	cmyk(40.9%, 81.1%, 0%, 50.2%)
CIE-LAB	lab(22.59, 43.83, -47.93)
CIE-LCH	lch(22.59, 64.95, 312.44°)
OKLab	oklab(35.26% 0.0811 -0.137)
OKLCH	oklch(35.26% 0.159 300.6)
XYZ	xyz(7.0581, 3.6814, 20.4133)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.83

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B187F #4C7F18

analogous

#18187F #4B187F #7F187F

triadic

#4B187F #7F4B18 #187F4B

tetradic

#4B187F #7F1818 #4C7F18 #187F7F

square

#4B187F #7F1818 #4C7F18 #187F7F

split-complementary

#4B187F #7F7F18 #187F18

monochromatic

#0F051A #2D0E4C #4B187F #6922B2 #8838D9

Accessibility & contrast

On white

12.10

#4B187F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#4B187F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B187F

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B187F	#FFFFFF	#000000	##FFFFFF
##4B187F	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003682

Deuteranopia (green-blind)

#00357D

Tritanopia (blue-blind)

#3F344B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4b187f;
/* rgb */ color: rgb(75, 24, 127);
/* oklch */ color: oklch(35.3% 0.159 300.6);

Tailwind

colors: {
  custom: {
    50: '#835ca5',
    500: '#4b187f',
    950: '#000000',
  },
}

SCSS

$custom: #4b187f;
$custom-light: #835ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b187f",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 127
  },
  "hsl": {
    "h": 269.709,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.35264,
    "c": 0.15921,
    "h": 300.6
  },
  "luminance": 0.03681
}

Semantic roles & 50–950 ramp

primary

#4B187F

secondary

#7AB33F

accent

#EB3D95

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B187F

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

Preview Lab → · Contrast checker → · Palette generator →