#4B127E#4B127E

#4B127E is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.6% C 0.164 H 301.7°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#4B127E
RGB	rgb(75, 18, 126)
HSL	hsl(272, 75%, 28%)
HSV	hsv(272, 86%, 49%)
CMYK	cmyk(40.5%, 85.7%, 0%, 50.6%)
CIE-LAB	lab(21.71, 45.88, -48.74)
CIE-LCH	lch(21.71, 66.94, 313.26°)
OKLab	oklab(34.62% 0.0861 -0.1393)
OKLCH	oklch(34.62% 0.164 301.7)
XYZ	xyz(6.8829, 3.4348, 20.0350)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 1.99

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B127E #457E12

analogous

#15127E #4B127E #7E127B

triadic

#4B127E #7E4B12 #127E4B

tetradic

#4B127E #7E1512 #457E12 #127B7E

square

#4B127E #7E1512 #457E12 #127B7E

split-complementary

#4B127E #7B7E12 #127E15

monochromatic

#10041B #2B0A48 #4B127E #6B1AB4 #8A2AE1

Accessibility & contrast

On white

12.45

#4B127E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#4B127E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B127E

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B127E	#FFFFFF	#000000	##FFFFFF
##4B127E	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003381

Deuteranopia (green-blind)

#00337C

Tritanopia (blue-blind)

#40314A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #4b127e;
/* rgb */ color: rgb(75, 18, 126);
/* oklch */ color: oklch(34.6% 0.164 301.7);

Tailwind

colors: {
  custom: {
    50: '#8359a4',
    500: '#4b127e',
    950: '#000000',
  },
}

SCSS

$custom: #4b127e;
$custom-light: #8359a4;
$custom-dark: #000000;

JSON

{
  "hex": "#4b127e",
  "rgb": {
    "r": 75,
    "g": 18,
    "b": 126
  },
  "hsl": {
    "h": 271.667,
    "s": 75,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34623,
    "c": 0.16378,
    "h": 301.7
  },
  "luminance": 0.03435
}

Semantic roles & 50–950 ramp

primary

#4B127E

secondary

#72B438

accent

#F2368F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B127E

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

Preview Lab → · Contrast checker → · Palette generator →