#4A1B8F#4A1B8F

#4A1B8F is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.173 H 294.5°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#4A1B8F
RGB	rgb(74, 27, 143)
HSL	hsl(264, 68%, 33%)
HSV	hsv(264, 81%, 56%)
CMYK	cmyk(48.3%, 81.1%, 0%, 43.9%)
CIE-LAB	lab(24.39, 46.57, -55.01)
CIE-LCH	lch(24.39, 72.08, 310.25°)
OKLab	oklab(36.95% 0.0721 -0.1578)
OKLCH	oklch(36.95% 0.174 294.5)
XYZ	xyz(8.1725, 4.2226, 26.3657)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A1B8F #608F1B

analogous

#1B268F #4A1B8F #841B8F

triadic

#4A1B8F #8F4A1B #1B8F4A

tetradic

#4A1B8F #8F1B26 #608F1B #1B8F84

square

#4A1B8F #8F1B26 #608F1B #1B8F84

split-complementary

#4A1B8F #8F841B #268F1B

monochromatic

#150828 #2F115C #4A1B8F #6525C2 #8448DC

Accessibility & contrast

On white

11.38

#4A1B8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#4A1B8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A1B8F

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A1B8F	#FFFFFF	#000000	##FFFFFF
##4A1B8F	1.00	11.38	1.84	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00388D

Tritanopia (blue-blind)

#353C55

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4a1b8f;
/* rgb */ color: rgb(74, 27, 143);
/* oklch */ color: oklch(37.0% 0.173 294.5);

Tailwind

colors: {
  custom: {
    50: '#845eb1',
    500: '#4a1b8f',
    950: '#000000',
  },
}

SCSS

$custom: #4a1b8f;
$custom-light: #845eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a1b8f",
  "rgb": {
    "r": 74,
    "g": 27,
    "b": 143
  },
  "hsl": {
    "h": 264.31,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.36951,
    "c": 0.1735,
    "h": 294.5
  },
  "luminance": 0.04223
}

Semantic roles & 50–950 ramp

primary

#4A1B8F

secondary

#8EBE48

accent

#EB3DA4

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #4A1B8F

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

Preview Lab → · Contrast checker → · Palette generator →