#43339B#43339B

#43339B is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.5% C 0.161 H 283.6°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#43339B
RGB	rgb(67, 51, 155)
HSL	hsl(249, 50%, 40%)
HSV	hsv(249, 67%, 61%)
CMYK	cmyk(56.8%, 67.1%, 0%, 39.2%)
CIE-LAB	lab(29.23, 36.39, -54.51)
CIE-LCH	lch(29.23, 65.54, 303.72°)
OKLab	oklab(40.54% 0.0378 -0.1567)
OKLCH	oklch(40.54% 0.161 283.6)
XYZ	xyz(9.4131, 5.9269, 31.6520)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43339B #8B9B33

analogous

#33579B #43339B #77339B

triadic

#43339B #9B4333 #339B43

tetradic

#43339B #9B3357 #8B9B33 #339B77

square

#43339B #9B3357 #8B9B33 #339B77

split-complementary

#43339B #9B7733 #579B33

monochromatic

#1B153F #2F246D #43339B #5B48C3 #8476D2

Accessibility & contrast

On white

9.61

#43339B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#43339B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43339B

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43339B	#FFFFFF	#000000	##FFFFFF
##43339B	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489E

Deuteranopia (green-blind)

#004199

Tritanopia (blue-blind)

#184D62

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #43339b;
/* rgb */ color: rgb(67, 51, 155);
/* oklch */ color: oklch(40.5% 0.161 283.6);

Tailwind

colors: {
  custom: {
    50: '#806cb9',
    500: '#43339b',
    950: '#000000',
  },
}

SCSS

$custom: #43339b;
$custom-light: #806cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#43339b",
  "rgb": {
    "r": 67,
    "g": 51,
    "b": 155
  },
  "hsl": {
    "h": 249.231,
    "s": 50.485,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40538,
    "c": 0.1612,
    "h": 283.6
  },
  "luminance": 0.05928
}

Semantic roles & 50–950 ramp

primary

#43339B

secondary

#AFBA6F

accent

#DA4EC4

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #43339B

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

Preview Lab → · Contrast checker → · Palette generator →