#4455DB#4455DB

#4455DB is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 51.9% C 0.203 H 271.7°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4455DB
RGB	rgb(68, 85, 219)
HSL	hsl(233, 68%, 56%)
HSV	hsv(233, 69%, 86%)
CMYK	cmyk(68.9%, 61.2%, 0%, 14.1%)
CIE-LAB	lab(42.52, 37.08, -70.49)
CIE-LCH	lch(42.52, 79.65, 297.75°)
OKLab	oklab(51.92% 0.0061 -0.2034)
OKLCH	oklch(51.92% 0.203 271.7)
XYZ	xyz(18.4143, 12.8386, 68.5118)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4455DB #DBCA44

analogous

#44A1DB #4455DB #7F44DB

triadic

#4455DB #DB4455 #55DB44

tetradic

#4455DB #DB44A1 #DBCA44 #44DB7F

square

#4455DB #DB44A1 #DBCA44 #44DB7F

split-complementary

#4455DB #DB7F44 #A1DB44

monochromatic

#1B278A #2436BD #4455DB #7784E5 #ABB2EF

Accessibility & contrast

On white

5.89

#4455DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4455DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4455DB

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4455DB	#FFFFFF	#000000	##FFFFFF
##4455DB	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDF

Deuteranopia (green-blind)

#005ED8

Tritanopia (blue-blind)

#007790

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4455db;
/* rgb */ color: rgb(68, 85, 219);
/* oklch */ color: oklch(51.9% 0.203 271.7);

Tailwind

colors: {
  custom: {
    50: '#8a85e7',
    500: '#4455db',
    950: '#000000',
  },
}

SCSS

$custom: #4455db;
$custom-light: #8a85e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4455db",
  "rgb": {
    "r": 68,
    "g": 85,
    "b": 219
  },
  "hsl": {
    "h": 233.245,
    "s": 67.713,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51917,
    "c": 0.20349,
    "h": 271.7
  },
  "luminance": 0.1284
}

Semantic roles & 50–950 ramp

primary

#4455DB

secondary

#DCD59E

accent

#D73DEB

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4455DB

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

Preview Lab → · Contrast checker → · Palette generator →