#4440B2#4440B2

#4440B2 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.8% C 0.175 H 278.2°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#4440B2
RGB	rgb(68, 64, 178)
HSL	hsl(242, 47%, 47%)
HSV	hsv(242, 64%, 70%)
CMYK	cmyk(61.8%, 64%, 0%, 30.2%)
CIE-LAB	lab(34.21, 36.15, -60.20)
CIE-LCH	lch(34.21, 70.22, 300.98°)
OKLab	oklab(44.78% 0.0249 -0.1733)
OKLCH	oklch(44.78% 0.175 278.2)
XYZ	xyz(12.2506, 8.1092, 43.0305)
Luminance	0.0811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4440B2 #AEB240

analogous

#4075B2 #4440B2 #7D40B2

triadic

#4440B2 #B24440 #40B244

tetradic

#4440B2 #B24075 #AEB240 #40B27D

square

#4440B2 #B24075 #AEB240 #40B27D

split-complementary

#4440B2 #B27D40 #75B240

monochromatic

#222058 #333085 #4440B2 #6A67C8 #9694D8

Accessibility & contrast

On white

8.01

#4440B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#4440B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4440B2

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4440B2	#FFFFFF	#000000	##FFFFFF
##4440B2	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B6

Deuteranopia (green-blind)

#004CB0

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4440b2;
/* rgb */ color: rgb(68, 64, 178);
/* oklch */ color: oklch(44.8% 0.175 278.2);

Tailwind

colors: {
  custom: {
    50: '#8475ca',
    500: '#4440b2',
    950: '#000000',
  },
}

SCSS

$custom: #4440b2;
$custom-light: #8475ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4440b2",
  "rgb": {
    "r": 68,
    "g": 64,
    "b": 178
  },
  "hsl": {
    "h": 242.105,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.44779,
    "c": 0.17513,
    "h": 278.2
  },
  "luminance": 0.0811
}

Semantic roles & 50–950 ramp

primary

#4440B2

secondary

#C2C48A

accent

#D751D2

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4440B2

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

Preview Lab → · Contrast checker → · Palette generator →