#4B489B#4B489B

#4B489B is a dark, vivid blue. Relative luminance 0.085; OKLCH L 45.0% C 0.131 H 281.3°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#4B489B
RGB	rgb(75, 72, 155)
HSL	hsl(242, 37%, 45%)
HSV	hsv(242, 54%, 61%)
CMYK	cmyk(51.6%, 53.5%, 0%, 39.2%)
CIE-LAB	lab(35.00, 24.83, -45.13)
CIE-LCH	lch(35.00, 51.51, 298.82°)
OKLab	oklab(44.96% 0.0258 -0.1288)
OKLCH	oklch(44.96% 0.131 281.3)
XYZ	xyz(11.1336, 8.4965, 32.0573)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B489B #989B48

analogous

#486F9B #4B489B #75489B

triadic

#4B489B #9B4B48 #489B4B

tetradic

#4B489B #9B486F #989B48 #489B75

square

#4B489B #9B486F #989B48 #489B75

split-complementary

#4B489B #9B7548 #6F9B48

monochromatic

#232147 #373571 #4B489B #6A68B9 #9391CC

Accessibility & contrast

On white

7.78

#4B489B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4B489B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B489B

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B489B	#FFFFFF	#000000	##FFFFFF
##4B489B	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C559E

Deuteranopia (green-blind)

#144F99

Tritanopia (blue-blind)

#2C5A6A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4b489b;
/* rgb */ color: rgb(75, 72, 155);
/* oklch */ color: oklch(45.0% 0.131 281.3);

Tailwind

colors: {
  custom: {
    50: '#837bb9',
    500: '#4b489b',
    950: '#000000',
  },
}

SCSS

$custom: #4b489b;
$custom-light: #837bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b489b",
  "rgb": {
    "r": 75,
    "g": 72,
    "b": 155
  },
  "hsl": {
    "h": 242.169,
    "s": 36.564,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44955,
    "c": 0.13134,
    "h": 281.3
  },
  "luminance": 0.08497
}

Semantic roles & 50–950 ramp

primary

#4B489B

secondary

#B6B887

accent

#CD5BC8

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0911

muted

#7C7B80

Preview Lab

Preview with #4B489B

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

Preview Lab → · Contrast checker → · Palette generator →