#4B479A#4B479A

#4B479A is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.131 H 281.8°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#4B479A
RGB	rgb(75, 71, 154)
HSL	hsl(243, 37%, 44%)
HSV	hsv(243, 54%, 60%)
CMYK	cmyk(51.3%, 53.9%, 0%, 39.6%)
CIE-LAB	lab(34.67, 25.15, -45.05)
CIE-LCH	lch(34.67, 51.59, 299.18°)
OKLab	oklab(44.69% 0.027 -0.1285)
OKLCH	oklch(44.69% 0.131 281.8)
XYZ	xyz(10.9859, 8.3348, 31.5955)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B479A #969A47

analogous

#476D9A #4B479A #75479A

triadic

#4B479A #9A4B47 #479A4B

tetradic

#4B479A #9A476D #969A47 #479A75

square

#4B479A #9A476D #969A47 #479A75

split-complementary

#4B479A #9A7547 #6D9A47

monochromatic

#222046 #373470 #4B479A #6A66B8 #9390CC

Accessibility & contrast

On white

7.87

#4B479A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#4B479A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B479A

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B479A	#FFFFFF	#000000	##FFFFFF
##4B479A	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B549D

Deuteranopia (green-blind)

#134F98

Tritanopia (blue-blind)

#2D5969

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4b479a;
/* rgb */ color: rgb(75, 71, 154);
/* oklch */ color: oklch(44.7% 0.131 281.8);

Tailwind

colors: {
  custom: {
    50: '#837ab8',
    500: '#4b479a',
    950: '#000000',
  },
}

SCSS

$custom: #4b479a;
$custom-light: #837ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b479a",
  "rgb": {
    "r": 75,
    "g": 71,
    "b": 154
  },
  "hsl": {
    "h": 242.892,
    "s": 36.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4469,
    "c": 0.13134,
    "h": 281.8
  },
  "luminance": 0.08335
}

Semantic roles & 50–950 ramp

primary

#4B479A

secondary

#B5B785

accent

#CD5BC7

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0911

muted

#7C7B80

Preview Lab

Preview with #4B479A

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

Preview Lab → · Contrast checker → · Palette generator →