#4B4E73#4B4E73

#4B4E73 is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.7% C 0.061 H 280.0°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#4B4E73
RGB	rgb(75, 78, 115)
HSL	hsl(236, 21%, 37%)
HSV	hsv(236, 35%, 45%)
CMYK	cmyk(34.8%, 32.2%, 0%, 54.9%)
CIE-LAB	lab(34.36, 8.44, -21.57)
CIE-LCH	lch(34.36, 23.16, 291.36°)
OKLab	oklab(43.73% 0.0106 -0.06)
OKLCH	oklch(43.73% 0.061 280)
XYZ	xyz(8.7197, 8.1822, 17.3362)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B4E73 #73704B

analogous

#4B6273 #4B4E73 #5C4B73

triadic

#4B4E73 #734B4E #4E734B

tetradic

#4B4E73 #734B62 #73704B #4B735C

square

#4B4E73 #734B62 #73704B #4B735C

split-complementary

#4B4E73 #735C4B #62734B

monochromatic

#1B1C29 #33354E #4B4E73 #636798 #878BB1

Accessibility & contrast

On white

7.97

#4B4E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#4B4E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B4E73

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4E73	#FFFFFF	#000000	##FFFFFF
##4B4E73	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435275

Deuteranopia (green-blind)

#414F72

Tritanopia (blue-blind)

#40555B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4b4e73;
/* rgb */ color: rgb(75, 78, 115);
/* oklch */ color: oklch(43.7% 0.061 280.0);

Tailwind

colors: {
  custom: {
    50: '#7e7f9b',
    500: '#4b4e73',
    950: '#000000',
  },
}

SCSS

$custom: #4b4e73;
$custom-light: #7e7f9b;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4e73",
  "rgb": {
    "r": 75,
    "g": 78,
    "b": 115
  },
  "hsl": {
    "h": 235.5,
    "s": 21.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.43728,
    "c": 0.06094,
    "h": 280
  },
  "luminance": 0.08182
}

Semantic roles & 50–950 ramp

primary

#4B4E73

secondary

#9E9B7C

accent

#B76ABE

background

#F7F7F9

surface

#EEEEF2

border

#C9C9CC

text

#0A0A0E

muted

#7C7C7E

Preview Lab

Preview with #4B4E73

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

Preview Lab → · Contrast checker → · Palette generator →