#43379E#43379E

#43379E is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.5% C 0.160 H 282.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#43379E
RGB	rgb(67, 55, 158)
HSL	hsl(247, 48%, 42%)
HSV	hsv(247, 65%, 62%)
CMYK	cmyk(57.6%, 65.2%, 0%, 38%)
CIE-LAB	lab(30.38, 34.93, -54.45)
CIE-LCH	lch(30.38, 64.69, 302.68°)
OKLab	oklab(41.46% 0.0336 -0.1565)
OKLCH	oklch(41.46% 0.16 282.1)
XYZ	xyz(9.8506, 6.3937, 33.0562)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43379E #929E37

analogous

#375F9E #43379E #77379E

triadic

#43379E #9E4337 #379E43

tetradic

#43379E #9E375F #929E37 #379E77

square

#43379E #9E375F #929E37 #379E77

split-complementary

#43379E #9E7737 #5F9E37

monochromatic

#1C1743 #302771 #43379E #5D50C2 #877DD2

Accessibility & contrast

On white

9.22

#43379E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#43379E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43379E

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43379E	#FFFFFF	#000000	##FFFFFF
##43379E	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA1

Deuteranopia (green-blind)

#00449C

Tritanopia (blue-blind)

#135165

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #43379e;
/* rgb */ color: rgb(67, 55, 158);
/* oklch */ color: oklch(41.5% 0.160 282.1);

Tailwind

colors: {
  custom: {
    50: '#816fbb',
    500: '#43379e',
    950: '#000000',
  },
}

SCSS

$custom: #43379e;
$custom-light: #816fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#43379e",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 158
  },
  "hsl": {
    "h": 246.99,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41456,
    "c": 0.16008,
    "h": 282.1
  },
  "luminance": 0.06394
}

Semantic roles & 50–950 ramp

primary

#43379E

secondary

#B3BB76

accent

#D850C8

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #43379E

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

Preview Lab → · Contrast checker → · Palette generator →