#4B4971#4B4971

#4B4971 is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.5% C 0.066 H 285.5°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#4B4971
RGB	rgb(75, 73, 113)
HSL	hsl(243, 22%, 36%)
HSV	hsv(243, 35%, 44%)
CMYK	cmyk(33.6%, 35.4%, 0%, 55.7%)
CIE-LAB	lab(32.82, 11.09, -22.72)
CIE-LCH	lch(32.82, 25.29, 296.01°)
OKLab	oklab(42.51% 0.0176 -0.0633)
OKLCH	oklch(42.51% 0.066 285.5)
XYZ	xyz(8.2640, 7.4530, 16.6227)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B4971 #6F7149

analogous

#495B71 #4B4971 #5F4971

triadic

#4B4971 #714B49 #49714B

tetradic

#4B4971 #71495B #6F7149 #49715F

square

#4B4971 #71495B #6F7149 #49715F

split-complementary

#4B4971 #715F49 #5B7149

monochromatic

#1A1927 #32314C #4B4971 #646196 #8785B0

Accessibility & contrast

On white

8.43

#4B4971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#4B4971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B4971

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4971	#FFFFFF	#000000	##FFFFFF
##4B4971	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4E73

Deuteranopia (green-blind)

#3C4C70

Tritanopia (blue-blind)

#425058

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4b4971;
/* rgb */ color: rgb(75, 73, 113);
/* oklch */ color: oklch(42.5% 0.066 285.5);

Tailwind

colors: {
  custom: {
    50: '#7e7b9a',
    500: '#4b4971',
    950: '#000000',
  },
}

SCSS

$custom: #4b4971;
$custom-light: #7e7b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4971",
  "rgb": {
    "r": 75,
    "g": 73,
    "b": 113
  },
  "hsl": {
    "h": 243,
    "s": 21.505,
    "l": 36.471
  },
  "oklch": {
    "l": 0.42507,
    "c": 0.06573,
    "h": 285.5
  },
  "luminance": 0.07453
}

Semantic roles & 50–950 ramp

primary

#4B4971

secondary

#9B9C79

accent

#BE6ABA

background

#F7F7F9

surface

#EEEDF2

border

#C9C8CC

text

#0A090E

muted

#7C7B7E

Preview Lab

Preview with #4B4971

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

Preview Lab → · Contrast checker → · Palette generator →