#4D669B#4D669B

#4D669B is a mid, moderate blue. Relative luminance 0.134; OKLCH L 51.4% C 0.090 H 264.3°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4D669B
RGB	rgb(77, 102, 155)
HSL	hsl(221, 34%, 45%)
HSV	hsv(221, 50%, 61%)
CMYK	cmyk(50.3%, 34.2%, 0%, 39.2%)
CIE-LAB	lab(43.43, 6.17, -31.71)
CIE-LCH	lch(43.43, 32.31, 281.01°)
OKLab	oklab(51.43% -0.009 -0.0892)
OKLCH	oklch(51.43% 0.09 264.3)
XYZ	xyz(13.7264, 13.4462, 32.8761)
Luminance	0.1345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D669B #9B824D

analogous

#4D8D9B #4D669B #5B4D9B

triadic

#4D669B #9B4D66 #669B4D

tetradic

#4D669B #9B4D8D #9B824D #4D9B5B

square

#4D669B #9B4D8D #9B824D #4D9B5B

split-complementary

#4D669B #9B5B4D #8D9B4D

monochromatic

#243049 #394B72 #4D669B #6E86B7 #97A8CB

Accessibility & contrast

On white

5.69

#4D669B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#4D669B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D669B

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D669B	#FFFFFF	#000000	##FFFFFF
##4D669B	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526A9D

Deuteranopia (green-blind)

#49639A

Tritanopia (blue-blind)

#2B7179

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d669b;
/* rgb */ color: rgb(77, 102, 155);
/* oklch */ color: oklch(51.4% 0.090 264.3);

Tailwind

colors: {
  custom: {
    50: '#8391b8',
    500: '#4d669b',
    950: '#000000',
  },
}

SCSS

$custom: #4d669b;
$custom-light: #8391b8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d669b",
  "rgb": {
    "r": 77,
    "g": 102,
    "b": 155
  },
  "hsl": {
    "h": 220.769,
    "s": 33.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.51429,
    "c": 0.0897,
    "h": 264.3
  },
  "luminance": 0.13447
}

Semantic roles & 50–950 ramp

primary

#4D669B

secondary

#B8AA8C

accent

#A75ECA

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0B0C11

muted

#7C7D80

Preview Lab

Preview with #4D669B

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

Preview Lab → · Contrast checker → · Palette generator →