#4455B4#4455B4

#4455B4 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.8% C 0.151 H 272.0°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#4455B4
RGB	rgb(68, 85, 180)
HSL	hsl(231, 45%, 49%)
HSV	hsv(231, 62%, 71%)
CMYK	cmyk(62.2%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(39.61, 23.51, -52.61)
CIE-LCH	lch(39.61, 57.62, 294.08°)
OKLab	oklab(48.84% 0.0053 -0.1508)
OKLCH	oklch(48.84% 0.151 272)
XYZ	xyz(13.8679, 11.0201, 44.5674)
Luminance	0.1102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4455B4 #B4A344

analogous

#448DB4 #4455B4 #6B44B4

triadic

#4455B4 #B44455 #55B444

tetradic

#4455B4 #B4448D #B4A344 #44B46B

square

#4455B4 #B4448D #B4A344 #44B46B

split-complementary

#4455B4 #B46B44 #8DB444

monochromatic

#222B5B #334088 #4455B4 #6D7BC8 #9AA3D9

Accessibility & contrast

On white

6.55

#4455B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#4455B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4455B4

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4455B4	#FFFFFF	#000000	##FFFFFF
##4455B4	1.00	6.55	3.20	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B62B7

Deuteranopia (green-blind)

#0059B2

Tritanopia (blue-blind)

#006B7C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4455b4;
/* rgb */ color: rgb(68, 85, 180);
/* oklch */ color: oklch(48.8% 0.151 272.0);

Tailwind

colors: {
  custom: {
    50: '#8384cb',
    500: '#4455b4',
    950: '#000000',
  },
}

SCSS

$custom: #4455b4;
$custom-light: #8384cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4455b4",
  "rgb": {
    "r": 68,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 230.893,
    "s": 45.161,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48838,
    "c": 0.15093,
    "h": 272
  },
  "luminance": 0.11021
}

Semantic roles & 50–950 ramp

primary

#4455B4

secondary

#C5BD8F

accent

#C153D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4455B4

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

Preview Lab → · Contrast checker → · Palette generator →