#4F33AB#4F33AB

#4F33AB is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.0% C 0.180 H 286.9°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#4F33AB
RGB	rgb(79, 51, 171)
HSL	hsl(254, 54%, 44%)
HSV	hsv(254, 70%, 67%)
CMYK	cmyk(53.8%, 70.2%, 0%, 32.9%)
CIE-LAB	lab(31.74, 43.36, -60.03)
CIE-LCH	lch(31.74, 74.05, 305.84°)
OKLab	oklab(43.04% 0.0524 -0.1725)
OKLCH	oklch(43.04% 0.18 286.9)
XYZ	xyz(11.7568, 6.9696, 39.2460)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 4.18

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F33AB #8FAB33

analogous

#3353AB #4F33AB #8B33AB

triadic

#4F33AB #AB4F33 #33AB4F

tetradic

#4F33AB #AB3353 #8FAB33 #33AB8B

square

#4F33AB #AB3353 #8FAB33 #33AB8B

split-complementary

#4F33AB #AB8B33 #53AB33

monochromatic

#23174D #39257C #4F33AB #6D50CB #947FD9

Accessibility & contrast

On white

8.77

#4F33AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#4F33AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F33AB

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F33AB	#FFFFFF	#000000	##FFFFFF
##4F33AB	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAF

Deuteranopia (green-blind)

#0047A9

Tritanopia (blue-blind)

#2A526B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4f33ab;
/* rgb */ color: rgb(79, 51, 171);
/* oklch */ color: oklch(43.0% 0.180 286.9);

Tailwind

colors: {
  custom: {
    50: '#8a6dc5',
    500: '#4f33ab',
    950: '#000000',
  },
}

SCSS

$custom: #4f33ab;
$custom-light: #8a6dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f33ab",
  "rgb": {
    "r": 79,
    "g": 51,
    "b": 171
  },
  "hsl": {
    "h": 254,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.43044,
    "c": 0.18028,
    "h": 286.9
  },
  "luminance": 0.0697
}

Semantic roles & 50–950 ramp

primary

#4F33AB

secondary

#B1C278

accent

#DD4ABB

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0D0713

muted

#7D7A82

Preview Lab

Preview with #4F33AB

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

Preview Lab → · Contrast checker → · Palette generator →