#4D33BB#4D33BB

#4D33BB is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.3% C 0.200 H 283.4°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#4D33BB
RGB	rgb(77, 51, 187)
HSL	hsl(251, 57%, 47%)
HSV	hsv(251, 73%, 73%)
CMYK	cmyk(58.8%, 72.7%, 0%, 26.7%)
CIE-LAB	lab(32.99, 47.84, -67.50)
CIE-LCH	lch(32.99, 82.73, 305.33°)
OKLab	oklab(44.33% 0.0463 -0.1945)
OKLCH	oklch(44.33% 0.2 283.4)
XYZ	xyz(13.2113, 7.5324, 47.7618)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D33BB #A1BB33

analogous

#335DBB #4D33BB #9133BB

triadic

#4D33BB #BB4D33 #33BB4D

tetradic

#4D33BB #BB335D #A1BB33 #33BB91

square

#4D33BB #BB335D #A1BB33 #33BB91

split-complementary

#4D33BB #BB9133 #5DBB33

monochromatic

#25195B #39268B #4D33BB #7059D2 #9A89DF

Accessibility & contrast

On white

8.38

#4D33BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#4D33BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D33BB

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D33BB	#FFFFFF	#000000	##FFFFFF
##4D33BB	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BF

Deuteranopia (green-blind)

#0049B8

Tritanopia (blue-blind)

#065874

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4d33bb;
/* rgb */ color: rgb(77, 51, 187);
/* oklch */ color: oklch(44.3% 0.200 283.4);

Tailwind

colors: {
  custom: {
    50: '#8b6ed1',
    500: '#4d33bb',
    950: '#000000',
  },
}

SCSS

$custom: #4d33bb;
$custom-light: #8b6ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d33bb",
  "rgb": {
    "r": 77,
    "g": 51,
    "b": 187
  },
  "hsl": {
    "h": 251.471,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.4433,
    "c": 0.19989,
    "h": 283.4
  },
  "luminance": 0.07533
}

Semantic roles & 50–950 ramp

primary

#4D33BB

secondary

#BBC981

accent

#E047C3

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4D33BB

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

Preview Lab → · Contrast checker → · Palette generator →