#43399E#43399E

#43399E is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.158 H 281.6°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#43399E
RGB	rgb(67, 57, 158)
HSL	hsl(246, 47%, 42%)
HSV	hsv(246, 64%, 62%)
CMYK	cmyk(57.6%, 63.9%, 0%, 38%)
CIE-LAB	lab(30.85, 33.69, -53.69)
CIE-LCH	lch(30.85, 63.39, 302.11°)
OKLab	oklab(41.79% 0.0317 -0.1543)
OKLCH	oklch(41.79% 0.158 281.6)
XYZ	xyz(9.9475, 6.5875, 33.0885)
Luminance	0.0659 (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

#43399E #949E39

analogous

#39619E #43399E #76399E

triadic

#43399E #9E4339 #399E43

tetradic

#43399E #9E3961 #949E39 #399E76

square

#43399E #9E3961 #949E39 #399E76

split-complementary

#43399E #9E7639 #619E39

monochromatic

#1D1944 #302971 #43399E #5E53C1 #8880D1

Accessibility & contrast

On white

9.06

#43399E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#43399E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43399E

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43399E	#FFFFFF	#000000	##FFFFFF
##43399E	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA1

Deuteranopia (green-blind)

#00459C

Tritanopia (blue-blind)

#125266

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #43399e;
/* rgb */ color: rgb(67, 57, 158);
/* oklch */ color: oklch(41.8% 0.158 281.6);

Tailwind

colors: {
  custom: {
    50: '#8070bb',
    500: '#43399e',
    950: '#000000',
  },
}

SCSS

$custom: #43399e;
$custom-light: #8070bb;
$custom-dark: #000000;

JSON

{
  "hex": "#43399e",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 158
  },
  "hsl": {
    "h": 245.941,
    "s": 46.977,
    "l": 42.157
  },
  "oklch": {
    "l": 0.41794,
    "c": 0.15751,
    "h": 281.6
  },
  "luminance": 0.06588
}

Semantic roles & 50–950 ramp

primary

#43399E

secondary

#B4BB78

accent

#D751C9

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #43399E

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

Preview Lab → · Contrast checker → · Palette generator →