#4552B7#4552B7

#4552B7 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.159 H 273.4°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#4552B7
RGB	rgb(69, 82, 183)
HSL	hsl(233, 45%, 49%)
HSV	hsv(233, 62%, 72%)
CMYK	cmyk(62.3%, 55.2%, 0%, 28.2%)
CIE-LAB	lab(39.10, 26.66, -55.20)
CIE-LCH	lch(39.10, 61.30, 295.78°)
OKLab	oklab(48.54% 0.0095 -0.1585)
OKLCH	oklch(48.54% 0.159 273.4)
XYZ	xyz(14.0160, 10.7175, 46.1206)
Luminance	0.1072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4552B7 #B7AA45

analogous

#458BB7 #4552B7 #7145B7

triadic

#4552B7 #B74552 #52B745

tetradic

#4552B7 #B7458B #B7AA45 #45B771

square

#4552B7 #B7458B #B7AA45 #45B771

split-complementary

#4552B7 #B77145 #8BB745

monochromatic

#232A5E #343E8B #4552B7 #707AC9 #9DA4DA

Accessibility & contrast

On white

6.68

#4552B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#4552B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4552B7

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4552B7	#FFFFFF	#000000	##FFFFFF
##4552B7	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0361BA

Deuteranopia (green-blind)

#0057B5

Tritanopia (blue-blind)

#006A7C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4552b7;
/* rgb */ color: rgb(69, 82, 183);
/* oklch */ color: oklch(48.5% 0.159 273.4);

Tailwind

colors: {
  custom: {
    50: '#8482cd',
    500: '#4552b7',
    950: '#000000',
  },
}

SCSS

$custom: #4552b7;
$custom-light: #8482cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4552b7",
  "rgb": {
    "r": 69,
    "g": 82,
    "b": 183
  },
  "hsl": {
    "h": 233.158,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48536,
    "c": 0.15876,
    "h": 273.4
  },
  "luminance": 0.10719
}

Semantic roles & 50–950 ramp

primary

#4552B7

secondary

#C6C092

accent

#C653D5

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4552B7

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

Preview Lab → · Contrast checker → · Palette generator →