#43429B#43429B

#43429B is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.141 H 279.2°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#43429B
RGB	rgb(67, 66, 155)
HSL	hsl(241, 40%, 43%)
HSV	hsv(241, 57%, 61%)
CMYK	cmyk(56.8%, 57.4%, 0%, 39.2%)
CIE-LAB	lab(32.82, 26.99, -48.67)
CIE-LCH	lch(32.82, 55.65, 299.01°)
OKLab	oklab(43.17% 0.0226 -0.1395)
OKLCH	oklch(43.17% 0.141 279.2)
XYZ	xyz(10.1775, 7.4556, 31.9068)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43429B #9A9B42

analogous

#426D9B #43429B #6F429B

triadic

#43429B #9B4342 #429B43

tetradic

#43429B #9B426D #9A9B42 #429B6F

square

#43429B #9B426D #9A9B42 #429B6F

split-complementary

#43429B #9B6F42 #6D9B42

monochromatic

#1E1D45 #303070 #43429B #605FBB #8B8ACD

Accessibility & contrast

On white

8.43

#43429B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#43429B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43429B

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43429B	#FFFFFF	#000000	##FFFFFF
##43429B	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519E

Deuteranopia (green-blind)

#004A99

Tritanopia (blue-blind)

#155768

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #43429b;
/* rgb */ color: rgb(67, 66, 155);
/* oklch */ color: oklch(43.2% 0.141 279.2);

Tailwind

colors: {
  custom: {
    50: '#7f76b9',
    500: '#43429b',
    950: '#000000',
  },
}

SCSS

$custom: #43429b;
$custom-light: #7f76b9;
$custom-dark: #000000;

JSON

{
  "hex": "#43429b",
  "rgb": {
    "r": 67,
    "g": 66,
    "b": 155
  },
  "hsl": {
    "h": 240.674,
    "s": 40.271,
    "l": 43.333
  },
  "oklch": {
    "l": 0.43174,
    "c": 0.14127,
    "h": 279.2
  },
  "luminance": 0.07456
}

Semantic roles & 50–950 ramp

primary

#43429B

secondary

#B8B881

accent

#D058CF

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0811

muted

#7C7B80

Preview Lab

Preview with #43429B

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

Preview Lab → · Contrast checker → · Palette generator →