#4B3AB3#4B3AB3

#4B3AB3 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.4% C 0.182 H 282.4°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#4B3AB3
RGB	rgb(75, 58, 179)
HSL	hsl(248, 51%, 46%)
HSV	hsv(248, 68%, 70%)
CMYK	cmyk(58.1%, 67.6%, 0%, 29.8%)
CIE-LAB	lab(33.51, 41.19, -61.91)
CIE-LCH	lch(33.51, 74.36, 303.63°)
OKLab	oklab(44.44% 0.0392 -0.1782)
OKLCH	oklch(44.44% 0.182 282.4)
XYZ	xyz(12.5489, 7.7758, 43.4787)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.17

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3AB3 #A2B33A

analogous

#3A66B3 #4B3AB3 #883AB3

triadic

#4B3AB3 #B34B3A #3AB34B

tetradic

#4B3AB3 #B33A66 #A2B33A #3AB388

square

#4B3AB3 #B33A66 #A2B33A #3AB388

split-complementary

#4B3AB3 #B3883A #66B33A

monochromatic

#241C57 #382B85 #4B3AB3 #6E5FCB #988DDA

Accessibility & contrast

On white

8.22

#4B3AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4B3AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3AB3

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3AB3	#FFFFFF	#000000	##FFFFFF
##4B3AB3	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#0E5971

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4b3ab3;
/* rgb */ color: rgb(75, 58, 179);
/* oklch */ color: oklch(44.4% 0.182 282.4);

Tailwind

colors: {
  custom: {
    50: '#8871cb',
    500: '#4b3ab3',
    950: '#000000',
  },
}

SCSS

$custom: #4b3ab3;
$custom-light: #8871cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3ab3",
  "rgb": {
    "r": 75,
    "g": 58,
    "b": 179
  },
  "hsl": {
    "h": 248.43,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.4444,
    "c": 0.18245,
    "h": 282.4
  },
  "luminance": 0.07777
}

Semantic roles & 50–950 ramp

primary

#4B3AB3

secondary

#BCC584

accent

#DB4DC7

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B3AB3

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

Preview Lab → · Contrast checker → · Palette generator →