#4755BB#4755BB

#4755BB is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.5% C 0.160 H 273.2°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#4755BB
RGB	rgb(71, 85, 187)
HSL	hsl(233, 46%, 51%)
HSV	hsv(233, 62%, 73%)
CMYK	cmyk(62%, 54.5%, 0%, 26.7%)
CIE-LAB	lab(40.28, 26.47, -55.62)
CIE-LCH	lch(40.28, 61.60, 295.45°)
OKLab	oklab(49.55% 0.009 -0.1596)
OKLCH	oklch(49.55% 0.16 273.2)
XYZ	xyz(14.8137, 11.4232, 48.4283)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4755BB #BBAD47

analogous

#478FBB #4755BB #7347BB

triadic

#4755BB #BB4755 #55BB47

tetradic

#4755BB #BB478F #BBAD47 #47BB73

square

#4755BB #BB478F #BBAD47 #47BB73

split-complementary

#4755BB #BB7347 #8FBB47

monochromatic

#252C63 #354090 #4755BB #747ECC #A0A8DC

Accessibility & contrast

On white

6.39

#4755BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4755BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4755BB

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4755BB	#FFFFFF	#000000	##FFFFFF
##4755BB	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B64BF

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4755bb;
/* rgb */ color: rgb(71, 85, 187);
/* oklch */ color: oklch(49.5% 0.160 273.2);

Tailwind

colors: {
  custom: {
    50: '#8684d0',
    500: '#4755bb',
    950: '#000000',
  },
}

SCSS

$custom: #4755bb;
$custom-light: #8684d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4755bb",
  "rgb": {
    "r": 71,
    "g": 85,
    "b": 187
  },
  "hsl": {
    "h": 232.759,
    "s": 46.032,
    "l": 50.588
  },
  "oklch": {
    "l": 0.49545,
    "c": 0.15989,
    "h": 273.2
  },
  "luminance": 0.11424
}

Semantic roles & 50–950 ramp

primary

#4755BB

secondary

#C9C295

accent

#C652D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4755BB

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

Preview Lab → · Contrast checker → · Palette generator →