#43409A#43409A

#43409A is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.7% C 0.143 H 280.0°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#43409A
RGB	rgb(67, 64, 154)
HSL	hsl(242, 41%, 43%)
HSV	hsv(242, 58%, 60%)
CMYK	cmyk(56.5%, 58.4%, 0%, 39.6%)
CIE-LAB	lab(32.24, 27.94, -49.00)
CIE-LCH	lch(32.24, 56.41, 299.69°)
OKLab	oklab(42.72% 0.0247 -0.1405)
OKLCH	oklch(42.72% 0.143 280)
XYZ	xyz(9.9790, 7.1925, 31.4280)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43409A #979A40

analogous

#406A9A #43409A #70409A

triadic

#43409A #9A4340 #409A43

tetradic

#43409A #9A406A #979A40 #409A70

square

#43409A #9A406A #979A40 #409A70

split-complementary

#43409A #9A7040 #6A9A40

monochromatic

#1D1C44 #302E6F #43409A #5F5CBB #8A87CD

Accessibility & contrast

On white

8.61

#43409A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#43409A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43409A

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43409A	#FFFFFF	#000000	##FFFFFF
##43409A	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9D

Deuteranopia (green-blind)

#004898

Tritanopia (blue-blind)

#175566

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #43409a;
/* rgb */ color: rgb(67, 64, 154);
/* oklch */ color: oklch(42.7% 0.143 280.0);

Tailwind

colors: {
  custom: {
    50: '#7f75b8',
    500: '#43409a',
    950: '#000000',
  },
}

SCSS

$custom: #43409a;
$custom-light: #7f75b8;
$custom-dark: #000000;

JSON

{
  "hex": "#43409a",
  "rgb": {
    "r": 67,
    "g": 64,
    "b": 154
  },
  "hsl": {
    "h": 242,
    "s": 41.284,
    "l": 42.745
  },
  "oklch": {
    "l": 0.4272,
    "c": 0.14262,
    "h": 280
  },
  "luminance": 0.07193
}

Semantic roles & 50–950 ramp

primary

#43409A

secondary

#B6B87E

accent

#D157CD

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0811

muted

#7C7B80

Preview Lab

Preview with #43409A

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

Preview Lab → · Contrast checker → · Palette generator →