#443FBA#443FBA

#443FBA is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.3% C 0.187 H 277.7°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#443FBA
RGB	rgb(68, 63, 186)
HSL	hsl(242, 49%, 49%)
HSV	hsv(242, 66%, 73%)
CMYK	cmyk(63.4%, 66.1%, 0%, 27.1%)
CIE-LAB	lab(34.66, 39.41, -64.20)
CIE-LCH	lch(34.66, 75.33, 301.54°)
OKLab	oklab(45.32% 0.025 -0.1851)
OKLCH	oklch(45.32% 0.187 277.7)
XYZ	xyz(13.0215, 8.3281, 47.3661)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443FBA #B5BA3F

analogous

#3F78BA #443FBA #823FBA

triadic

#443FBA #BA443F #3FBA44

tetradic

#443FBA #BA3F78 #B5BA3F #3FBA82

square

#443FBA #BA3F78 #B5BA3F #3FBA82

split-complementary

#443FBA #BA823F #78BA3F

monochromatic

#23205F #33308C #443FBA #6E6ACC #9A97DC

Accessibility & contrast

On white

7.88

#443FBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#443FBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FBA

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FBA	#FFFFFF	#000000	##FFFFFF
##443FBA	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BE

Deuteranopia (green-blind)

#004CB8

Tritanopia (blue-blind)

#005F77

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #443fba;
/* rgb */ color: rgb(68, 63, 186);
/* oklch */ color: oklch(45.3% 0.187 277.7);

Tailwind

colors: {
  custom: {
    50: '#8675d0',
    500: '#443fba',
    950: '#000000',
  },
}

SCSS

$custom: #443fba;
$custom-light: #8675d0;
$custom-dark: #000000;

JSON

{
  "hex": "#443fba",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 186
  },
  "hsl": {
    "h": 242.439,
    "s": 49.398,
    "l": 48.824
  },
  "oklch": {
    "l": 0.45315,
    "c": 0.18677,
    "h": 277.7
  },
  "luminance": 0.08329
}

Semantic roles & 50–950 ramp

primary

#443FBA

secondary

#C5C88D

accent

#D94FD3

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #443FBA

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

Preview Lab → · Contrast checker → · Palette generator →