#4B4E81#4B4E81

#4B4E81 is a dark, moderate blue. Relative luminance 0.085; OKLCH L 44.5% C 0.083 H 279.9°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#4B4E81
RGB	rgb(75, 78, 129)
HSL	hsl(237, 26%, 40%)
HSV	hsv(237, 42%, 51%)
CMYK	cmyk(41.9%, 39.5%, 0%, 49.4%)
CIE-LAB	lab(35.06, 12.66, -29.15)
CIE-LCH	lch(35.06, 31.78, 293.47°)
OKLab	oklab(44.5% 0.0143 -0.082)
OKLCH	oklch(44.5% 0.083 279.9)
XYZ	xyz(9.5873, 8.5292, 21.9058)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B4E81 #817E4B

analogous

#4B6981 #4B4E81 #634B81

triadic

#4B4E81 #814B4E #4E814B

tetradic

#4B4E81 #814B69 #817E4B #4B8163

square

#4B4E81 #814B69 #817E4B #4B8163

split-complementary

#4B4E81 #81634B #69814B

monochromatic

#1E1F34 #34375A #4B4E81 #6468A5 #8B8EBC

Accessibility & contrast

On white

7.76

#4B4E81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#4B4E81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B4E81

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4E81	#FFFFFF	#000000	##FFFFFF
##4B4E81	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5483

Deuteranopia (green-blind)

#395180

Tritanopia (blue-blind)

#3B5861

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4b4e81;
/* rgb */ color: rgb(75, 78, 129);
/* oklch */ color: oklch(44.5% 0.083 279.9);

Tailwind

colors: {
  custom: {
    50: '#807fa6',
    500: '#4b4e81',
    950: '#000000',
  },
}

SCSS

$custom: #4b4e81;
$custom-light: #807fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4e81",
  "rgb": {
    "r": 75,
    "g": 78,
    "b": 129
  },
  "hsl": {
    "h": 236.667,
    "s": 26.471,
    "l": 40
  },
  "oklch": {
    "l": 0.44499,
    "c": 0.08319,
    "h": 279.9
  },
  "luminance": 0.0853
}

Semantic roles & 50–950 ramp

primary

#4B4E81

secondary

#A8A680

accent

#BE65C3

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#0A0A0F

muted

#7C7C7F

Preview Lab

Preview with #4B4E81

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

Preview Lab → · Contrast checker → · Palette generator →