#4B669B#4B669B

#4B669B is a mid, moderate blue. Relative luminance 0.134; OKLCH L 51.3% C 0.091 H 263.0°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4B669B
RGB	rgb(75, 102, 155)
HSL	hsl(220, 35%, 45%)
HSV	hsv(220, 52%, 61%)
CMYK	cmyk(51.6%, 34.2%, 0%, 39.2%)
CIE-LAB	lab(43.31, 5.68, -31.91)
CIE-LCH	lch(43.31, 32.41, 280.09°)
OKLab	oklab(51.3% -0.011 -0.0899)
OKLCH	oklch(51.3% 0.091 263)
XYZ	xyz(13.5674, 13.3642, 32.8686)
Luminance	0.1336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B669B #9B804B

analogous

#4B8E9B #4B669B #584B9B

triadic

#4B669B #9B4B66 #669B4B

tetradic

#4B669B #9B4B8E #9B804B #4B9B58

square

#4B669B #9B4B8E #9B804B #4B9B58

split-complementary

#4B669B #9B584B #8E9B4B

monochromatic

#233049 #374B72 #4B669B #6C85B8 #95A7CC

Accessibility & contrast

On white

5.72

#4B669B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#4B669B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B669B

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B669B	#FFFFFF	#000000	##FFFFFF
##4B669B	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526A9D

Deuteranopia (green-blind)

#48639A

Tritanopia (blue-blind)

#267179

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4b669b;
/* rgb */ color: rgb(75, 102, 155);
/* oklch */ color: oklch(51.3% 0.091 263.0);

Tailwind

colors: {
  custom: {
    50: '#8291b8',
    500: '#4b669b',
    950: '#000000',
  },
}

SCSS

$custom: #4b669b;
$custom-light: #8291b8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b669b",
  "rgb": {
    "r": 75,
    "g": 102,
    "b": 155
  },
  "hsl": {
    "h": 219.75,
    "s": 34.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51303,
    "c": 0.09053,
    "h": 263
  },
  "luminance": 0.13365
}

Semantic roles & 50–950 ramp

primary

#4B669B

secondary

#B8A88A

accent

#A65DCB

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0B0C11

muted

#7C7D80

Preview Lab

Preview with #4B669B

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

Preview Lab → · Contrast checker → · Palette generator →